56909071152 has 80 divisors (see below), whose sum is σ = 166118832000. Its totient is φ = 18648161856.

The previous prime is 56909071133. The next prime is 56909071181. The reversal of 56909071152 is 25117090965.

56909071152 is a `hidden beast` number, since 569 + 0 + 9 + 0 + 71 + 15 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 56909071098 and 56909071107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1090902 + ... + 1141877.

It is an arithmetic number, because the mean of its divisors is an integer number (2076485400).

Almost surely, 2^56909071152 is an apocalyptic number.

It is an amenable number.

56909071152 is an abundant number, since it is smaller than the sum of its proper divisors (109209760848).

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

56909071152 is a wasteful number, since it uses less digits than its factorization.

56909071152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2232855 (or 2232843 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 45.

The spelling of 56909071152 in words is "fifty-six billion, nine hundred nine million, seventy-one thousand, one hundred fifty-two".