56575042566444 has 36 divisors (see below), whose sum is σ = 145353547437280. Its totient is φ = 18549194283360.

The previous prime is 56575042566433. The next prime is 56575042566527. The reversal of 56575042566444 is 44466524057565.

56575042566444 is a `hidden beast` number, since 5 + 6 + 5 + 7 + 504 + 25 + 6 + 64 + 44 = 666.

56575042566444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 12881382724 + ... + 12881387115.

Almost surely, 2^{56575042566444} is an apocalyptic number.

It is an amenable number.

56575042566444 is an abundant number, since it is smaller than the sum of its proper divisors (88778504870836).

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

56575042566444 is a wasteful number, since it uses less digits than its factorization.

56575042566444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25762769910 (or 25762769905 counting only the distinct ones).

The product of its (nonzero) digits is 483840000, while the sum is 63.

The spelling of 56575042566444 in words is "fifty-six trillion, five hundred seventy-five billion, forty-two million, five hundred sixty-six thousand, four hundred forty-four".