56791033772 has 12 divisors (see below), whose sum is σ = 108419246376. Its totient is φ = 25814106240.

The previous prime is 56791033771. The next prime is 56791033829. The reversal of 56791033772 is 27733019765.

It is a self number, because there is not a number n which added to its sum of digits gives 56791033772.

It is not an unprimeable number, because it can be changed into a prime (56791033771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 645352613 + ... + 645352700.

It is an arithmetic number, because the mean of its divisors is an integer number (9034937198).

Almost surely, 2^56791033772 is an apocalyptic number.

It is an amenable number.

56791033772 is a deficient number, since it is larger than the sum of its proper divisors (51628212604).

56791033772 is a wasteful number, since it uses less digits than its factorization.

56791033772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290705328 (or 1290705326 counting only the distinct ones).

The product of its (nonzero) digits is 1666980, while the sum is 50.

The spelling of 56791033772 in words is "fifty-six billion, seven hundred ninety-one million, thirty-three thousand, seven hundred seventy-two".