3157638886108 has 24 divisors (see below), whose sum is σ = 6469308939744. Its totient is φ = 1320267129600.

The previous prime is 3157638886097. The next prime is 3157638886139. The reversal of 3157638886108 is 8016888367513.

It is a super-2 number, since 2×3157638886108² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3157638886108.

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, 1375277113 + ... + 1375279408.

It is an arithmetic number, because the mean of its divisors is an integer number (269554539156).

Almost surely, 2^{3157638886108} is an apocalyptic number.

It is an amenable number.

3157638886108 is an abundant number, since it is smaller than the sum of its proper divisors (3311670053636).

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

3157638886108 is a wasteful number, since it uses less digits than its factorization.

3157638886108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2750556573 (or 2750556571 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 64.

The spelling of 3157638886108 in words is "three trillion, one hundred fifty-seven billion, six hundred thirty-eight million, eight hundred eighty-six thousand, one hundred eight".