56972667792 has 80 divisors (see below), whose sum is σ = 149340941568. Its totient is φ = 18712488960.

The previous prime is 56972667761. The next prime is 56972667847. The reversal of 56972667792 is 29776627965.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3857542 + ... + 3872282.

Almost surely, 2^56972667792 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56972667792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74670470784).

56972667792 is an abundant number, since it is smaller than the sum of its proper divisors (92368273776).

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

56972667792 is a wasteful number, since it uses less digits than its factorization.

56972667792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15928 (or 15922 counting only the distinct ones).

The product of its digits is 120022560, while the sum is 66.

The spelling of 56972667792 in words is "fifty-six billion, nine hundred seventy-two million, six hundred sixty-seven thousand, seven hundred ninety-two".