56575512523 has 16 divisors (see below), whose sum is σ = 60361814016. Its totient is φ = 52939869120.

The previous prime is 56575512481. The next prime is 56575512541. The reversal of 56575512523 is 32521557565.

It is a cyclic number.

It is not a de Polignac number, because 56575512523 - 2⁹ = 56575512011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56575515523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112986 + ... + 354847.

It is an arithmetic number, because the mean of its divisors is an integer number (3772613376).

Almost surely, 2^56575512523 is an apocalyptic number.

56575512523 is a deficient number, since it is larger than the sum of its proper divisors (3786301493).

56575512523 is a wasteful number, since it uses less digits than its factorization.

56575512523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467994.

The product of its digits is 1575000, while the sum is 46.

The spelling of 56575512523 in words is "fifty-six billion, five hundred seventy-five million, five hundred twelve thousand, five hundred twenty-three".