56255026164 has 48 divisors (see below), whose sum is σ = 133768551168. Its totient is φ = 18393717888.

The previous prime is 56255026159. The next prime is 56255026171. The reversal of 56255026164 is 46162055265.

It is a happy number.

It is a congruent 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, 4214469 + ... + 4227795.

It is an arithmetic number, because the mean of its divisors is an integer number (2786844816).

Almost surely, 2^56255026164 is an apocalyptic number.

It is an amenable number.

56255026164 is an abundant number, since it is smaller than the sum of its proper divisors (77513525004).

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

56255026164 is a wasteful number, since it uses less digits than its factorization.

56255026164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20024 (or 20022 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 56255026164 in words is "fifty-six billion, two hundred fifty-five million, twenty-six thousand, one hundred sixty-four".