56956177784 has 32 divisors (see below), whose sum is σ = 116633669040. Its totient is φ = 25859750400.

The previous prime is 56956177781. The next prime is 56956177843. The reversal of 56956177784 is 48777165965.

56956177784 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 56956177784.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56956177781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289799 + ... + 444854.

Almost surely, 2^56956177784 is an apocalyptic number.

It is an amenable number.

56956177784 is an abundant number, since it is smaller than the sum of its proper divisors (59677491256).

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

56956177784 is a wasteful number, since it uses less digits than its factorization.

56956177784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735551 (or 735547 counting only the distinct ones).

The product of its digits is 88905600, while the sum is 65.

The spelling of 56956177784 in words is "fifty-six billion, nine hundred fifty-six million, one hundred seventy-seven thousand, seven hundred eighty-four".