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12849892088 = 2311314710371
BaseRepresentation
bin10111111011110100…
…11100101011111000
31020011112100011010012
423331322130223320
5202304033021323
65523025441052
7633301165145
oct137572345370
936145304105
1012849892088
1154a447a130
1225a74a0188
13129a265957
1489c8533cc
155031a0678
hex2fde9caf8

12849892088 has 32 divisors (see below), whose sum is σ = 27131742720. Its totient is φ = 5652444000.

The previous prime is 12849892031. The next prime is 12849892127. The reversal of 12849892088 is 88029894821.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2352458 + ... + 2357913.

It is an arithmetic number, because the mean of its divisors is an integer number (847866960).

Almost surely, 212849892088 is an apocalyptic number.

It is an amenable number.

12849892088 is an abundant number, since it is smaller than the sum of its proper divisors (14281850632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12849892088 is a wasteful number, since it uses less digits than its factorization.

12849892088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4710419 (or 4710415 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 59.

The spelling of 12849892088 in words is "twelve billion, eight hundred forty-nine million, eight hundred ninety-two thousand, eighty-eight".

Divisors: 1 2 4 8 11 22 31 44 62 88 124 248 341 682 1364 2728 4710371 9420742 18841484 37682968 51814081 103628162 146021501 207256324 292043002 414512648 584086004 1168172008 1606236511 3212473022 6424946044 12849892088