Are you missing the point?
------- HugeNumbers.com -------

(See also googolplexian.com)

A huge number:
234,901,048,776,002,938,122,938,110,080,409,989,234,901,048,776,839,921,843,
230,672,033,318,898,389,423,202,001,982,678,671,980,098,290,099,067,926,090,
961,849,944,234,901,048,776,999,080,028,293,018,687,094,422,764,093,870,349,
209,902,069,016,130,016,069,392,124,987,273,487,192,982,012,011,929,813,671,
290,981,923,089,981,897,967,327,948,242,321,234,901,048,776,214,368,398,214,
136,739,028,736,002,938,022,938,110,089,409,983,108,247,018,027,839,921,843,
217,672,033,318,888,389,423,202,001,980,678,671,980,098,290,099,067,626,090,
018,849,944,101,369,891,911,919,080,028,293,018,687,094,422,764,098,870,349,
209,902,069,016,234,901,048,776,124,987,273,487,192,982,012,011,929,813,671,
290,981,923,089,981,897,167,327,948,242,321,639,147,248,369,214,368,398,214,
697,739,028,736,002,938,022,938,110,089,409,183,908,247,018,927,839,921,843,
210,672,033,318,888,389,423,202,001,982,678,234,901,048,776,099,067,626,090,
814,234,901,048,776,891,981,929,080,128,293,098,234,901,048,776,093,470,349,
267,902,069,016,130,096,069,392,124,987,273,487,192,982,012,011,929,813,671,
290,981,923,089,981,897,967,327,948,242,321,639,147,248,369,214,368,398,214,
937,739,028,736,002,938,022,938,110,089,409,983,108,247,018,027,849,921,843,
710,672,033,318,888,389,423,202,001,982,678,671,980,098,290,099,067,626,090,
017,849,944,101,369,891,971,939,080,028,293,018,687,094,422,764,093,870,349,
290,981,923,089,981,897,167,327,948,242,321,639,147,248,369,214,368,398,214,
697,739,028,736,002,938,028,938,110,089,409,183,908,247,018,927,839,921,843,
210,672,033,318,888,389,658,226,001,982,678,671,980,098,290,099,067,626,090,
217,672,033,318,888,389,433,202,001,982,678,671,980,098,290,099,067,626,090,
290,981,923,089,981,897,967,327,948,242,321,639,147,248,369,214,368,398,384,
017,849,944,101,369,891,901,909,080,028,293,018,687,094,422,764,093,870,349,
209,902,069,016,130,016,069,392,124,987,273,487,192,982,012,011,929,813,671,
290,981,923,089,981,897,967,327,948,242,321,639,147,248,369,214,368,398,214,
210,672,033,318,878,389,423,202,001,982,678,671,980,098,290,099,067,626,090,
017,849,944,101,369,891,911,999,080,028,293,018,687,094,422,764,093,870,349,
209,902,069,016,140,016,069,312,124,987,273,484,192,982,013,041,929,813,671,
219,902,069,016,130,019,069,392,124,987,273,487,892,984,017,061,929,813,601,
290,981,923,089,981,897,967,324,948,242,321,639,147,248,369,212,368,398,284,
937,739,028,736,102,938,022,938,110,089,409,983,108,247,018,027,839,921,843,
217,672,033,318,888,389,433,202,001,982,678,671,980,098,290,099,067,626,090,
937,739,028,736,102,938,022,938,110,089,409,983,108,247,018,027,839,921,843,
217,672,033,318,888,389,433,202,001,982,678,671,980,098,290,099,067,626,090,
290,778,828,819,441,402,871,717,781,222,200,401,123,346,789,920,230,970,124,
938,739,028,736,002,938,022,938,110,080,409,989,108,247,018,027,839,921,843,
230,672,033,318,898,389,423,202,001,982,678,671,980,098,290,099,067,926,090,
961,849,944,101,369,891,911,999,080,028,293,018,687,094,422,764,093,870,349,
209,902,069,016,130,016,069,392,124,987,273,487,192,982,012,011,929,813,671,
290,981,923,089,981,897,967,327,948,242,321,639,147,248,369,214,368,398,214,
136,739,028,736,002,938,022,938,110,089,409,983,108,247,018,027,839,921,843,
217,672,033,318,888,389,423,202,001,980,678,671,980,098,290,099,067,626,090,
018,849,944,101,369,891,911,919,080,028,293,018,687,094,422,764,098,870,349,
209,902,069,016,130,016,069,392,124,987,273,487,192,982,012,011,929,813,671,
290,981,923,089,981,897,167,327,948,242,321,639,147,248,369,214,368,398,214,
697,739,028,736,002,938,022,938,110,089,409,183,908,247,018,927,839,921,843,
210,672,033,318,888,389,423,202,001,982,678,671,980,098,290,099,067,626,090,
814,849,944,101,369,891,981,929,080,128,293,098,687,094,422,764,093,470,349,
267,902,069,016,130,096,069,392,124,987,273,487,192,982,012,011,929,813,671,
290,981,923,089,981,897,967,327,948,242,321,639,147,248,369,214,368,398,214,
937,739,028,736,002,938,022,938,110,089,409,983,108,247,018,027,849,921,843,
710,672,033,318,888,389,423,202,001,982,678,671,980,098,290,099,067,626,090,
017,849,944,101,369,891,971,939,080,028,293,018,687,094,422,764,093,870,349,
209,902,069,016,130,016,069,392,124,987,273,487,192,982,012,011,929,813,671,
290,981,923,089,981,897,967,327,948,242,321,639,147,248,369,214,368,398,214,
937,739,028,736,002,938,022,938,110,089,409,983,108,247,018,027,839,921,843,
910,672,033,318,888,389,423,202,001,982,678,671,980,098,290,099,067,626,090,
017,849,944,101,369,891,961,949,080,028,293,018,687,094,422,764,093,870,349,
209,902,069,016,130,016,069,392,124,987,273,487,192,982,012,011,929,813,671,
290,981,923,089,981,897,967,327,948,242,321,639,147,248,369,214,368,398,214,
937,739,028,736,002,938,022,938,110,089,449,983,108,247,018,027,839,921,843,
110,672,033,318,888,309,423,202,001,982,678,671,980,098,290,099,067,626,090,
017,849,944,101,369,991,941,969,080,028,293,018,687,094,422,764,093,870,449,
209,902,069,016,120,016,069,392,124,987,273,487,192,982,012,011,929,813,671,
279,981,923,089,981,897,967,327,948,242,321,639,147,248,269,214,368,398,214,
937,739,028,736,002,938,022,938,140,089,409,983,108,247,018,027,839,921,843,
810,672,033,318,888,389,423,202,001,982,678,671,980,098,290,099,067,626,090,
012,849,944,101,369,891,931,979,080,028,293,018,687,094,422,764,093,870,309,
209,902,069,016,130,016,069,392,124,907,273,487,192,982,012,011,929,813,621,
290,981,923,089,981,897,967,327,948,242,321,639,147,248,369,214,368,398,224,
937,739,028,736,002,938,022,938,110,089,409,983,108,247,018,027,839,921,833,
219,672,033,318,888,389,423,202,001,982,678,671,980,098,290,099,067,626,090,
017,849,944,101,369,891,921,989,080,028,293,018,687,094,422,764,093,870,349,
209,902,069,016,130,016,069,392,124,987,273,487,192,984,012,011,929,813,671,
290,981,923,089,981,897,967,324,948,242,321,639,147,248,369,212,368,398,284,
937,739,028,736,102,938,022,938,110,089,409,983,108,247,018,027,839,921,843,
217,672,033,318,888,389,433,202,001,982,678,671,980,098,290,099,067,626,090,
290,981,923,089,981,897,967,327,948,242,321,639,147,248,369,214,368,398,384,
017,849,944,101,369,891,901,909,080,028,293,018,687,094,422,764,093,870,349,
209,902,069,016,130,016,069,392,124,987,273,487,192,982,012,011,929,813,671,
290,981,923,089,981,897,967,327,948,242,321,639,147,248,369,214,368,398,214,
210,672,033,318,878,389,423,202,001,982,678,671,980,098,290,099,067,626,090,
017,849,944,101,369,891,911,999,080,028,293,018,687,094,422,764,093,870,349,
209,902,069,016,140,016,069,312,124,987,273,484,192,982,013,041,929,813,671,
219,902,069,016,130,019,069,392,124,987,273,487,892,984,017,061,929,813,601,
290,981,923,089,981,897,967,324,948,242,321,639,147,248,369,212,368,398,284,
937,739,028,736,102,938,022,938,110,089,409,983,108,247,018,027,839,921,843,
217,672,033,318,888,389,433,202,001,982,678,67l,980,098,290,099,067,626,090,
937,739,028,736,102,938,022,938,110,089,409,983,108,247,018,027,839,921,843,
217,672,033,318,888,389,433,202,001,982,678,671,980,098,290,099,067,626,090,
279,981,923,089,981,897,967,327,948,242,321,639,147,248,269,214,368,398,214,
937,739,028,736,002,938,022,938,140,089,409,983,108,247,018,027,839,921,843,
810,672,033,234,901,048,423,202,001,982,678,671,980,098,290,099,067,626,090,
012,849,944,101,369,891,931,979,080,028,293,018,687,094,422,764,093,870,309,
209,902,069,016,130,016,069,392,124,907,273,487,192,982,012,011,929,813,621,
290,981,923,089,981,897,967,327,948,242,321,639,147,248,369,214,368,398,224,
937,739,028,736,002,938,022,938,110,089,409,983,108,247,018,027,839,921,833,
219,672,033,318,888,389,423,202,001,982,678,671,980,098,290,099,067,626,090,
017,849,944,101,369,891,921,989,080,028,293,018,687,094,422,764,093,870,349,
209,902,069,016,130,016,069,392,124,987,273,487,192,984,012,011,929,813,671,
290,981,923,089,981,897,967,324,948,242,321,639,147,248,369,212,368,398,284,
937,739,028,736,102,938,022,938,110,089,409,983,108,247,018,027,839,921,843,
217,672,033,318,888,389,433,202,001,982,678,671,980,098,290,099,067,626,090,
290,981,923,089,981,897,967,327,948,242,321,639,147,248,369,214,368,398,384,
017,849,944,101,369,891,901,909,080,028,293,018,687,094,422,764,093,870,349,
209,902,069,016,130,016,069,392,124,987,273,487,192,982,012,011,929,813,671,
290,981,923,089,981,897,967,327,948,242,321,639,147,248,369,214,368,398,214,
210,672,033,318,878,389,423,202,234,901,048,776,980,098,290,099,067,626,090,
017,849,944,101,369,891,911,999,080,028,293,018,687,094,422,764,093,870,349,
209,902,069,016,140,016,069,312,124,987,273,484,192,982,013,041,929,813,671,
219,902,069,016,130,019,069,392,124,987,273,487,892,984,017,061,929,813,601,
290,981,923,089,981,897,967,324,948,242,321,639,147,248,369,212,368,398,284,
937,739,028,736,102,938,022,938,110,089,409,983,108,247,018,027,839,921,843,
217,672,033,318,888,389,433,202,001,982,678,671,980,098,290,099,067,626,090,
937,739,028,736,102,938,022,938,110,089,409,983,108,247,018,027,839,921,843,
217,672,033,318,888,389,433,202,001,982,678,671,980,098,290,099,067,626,090,
290,778,828,819,441,402,871,717,234,901,048,776,123,346,789,920,230,970,124,

Find the number "5" and the mystery letter. Found them ?
?