130031308831656 has 32 divisors (see below), whose sum is σ = 331211824385760. Its totient is φ = 42525962636352.

The previous prime is 130031308831643. The next prime is 130031308831667. The reversal of 130031308831656 is 656138803130031.

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, 51112934590 + ... + 51112937133.

It is an arithmetic number, because the mean of its divisors is an integer number (10350369512055).

Almost surely, 2^{130031308831656} is an apocalyptic number.

It is an amenable number.

130031308831656 is an abundant number, since it is smaller than the sum of its proper divisors (201180515554104).

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

130031308831656 is a wasteful number, since it uses less digits than its factorization.

130031308831656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102225871785 (or 102225871781 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 48.

The spelling of 130031308831656 in words is "one hundred thirty trillion, thirty-one billion, three hundred eight million, eight hundred thirty-one thousand, six hundred fifty-six".