56851187515764 has 24 divisors (see below), whose sum is σ = 132653812962720. Its totient is φ = 18950246968224.

The previous prime is 56851187515763. The next prime is 56851187515769. The reversal of 56851187515764 is 46751578115865.

56851187515764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56851187515763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17012134 + ... + 20077725.

It is an arithmetic number, because the mean of its divisors is an integer number (5527242206780).

Almost surely, 2^{56851187515764} is an apocalyptic number.

It is an amenable number.

56851187515764 is an abundant number, since it is smaller than the sum of its proper divisors (75802625446956).

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

56851187515764 is a wasteful number, since it uses less digits than its factorization.

56851187515764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37217599 (or 37217597 counting only the distinct ones).

The product of its digits is 282240000, while the sum is 69.

The spelling of 56851187515764 in words is "fifty-six trillion, eight hundred fifty-one billion, one hundred eighty-seven million, five hundred fifteen thousand, seven hundred sixty-four".