56837388036 has 48 divisors (see below), whose sum is σ = 155805991488. Its totient is φ = 15898569600.

The previous prime is 56837388019. The next prime is 56837388059. The reversal of 56837388036 is 63088373865.

It is a happy number.

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, 16559295 + ... + 16562726.

It is an arithmetic number, because the mean of its divisors is an integer number (3245958156).

Almost surely, 2^56837388036 is an apocalyptic number.

It is an amenable number.

56837388036 is an abundant number, since it is smaller than the sum of its proper divisors (98968603452).

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

56837388036 is a wasteful number, since it uses less digits than its factorization.

56837388036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33122052 (or 33122050 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 57.

The spelling of 56837388036 in words is "fifty-six billion, eight hundred thirty-seven million, three hundred eighty-eight thousand, thirty-six".