56663474201 has 4 divisors (see below), whose sum is σ = 56831615412. Its totient is φ = 56495332992.

The previous prime is 56663474167. The next prime is 56663474207. The reversal of 56663474201 is 10247436665.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20875915225 + 35787558976 = 144485^2 + 189176^2 .

It is a cyclic number.

It is not a de Polignac number, because 56663474201 - 2³⁰ = 55589732377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56663474207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84070100 + ... + 84070773.

It is an arithmetic number, because the mean of its divisors is an integer number (14207903853).

Almost surely, 2^56663474201 is an apocalyptic number.

It is an amenable number.

56663474201 is a deficient number, since it is larger than the sum of its proper divisors (168141211).

56663474201 is a wasteful number, since it uses less digits than its factorization.

56663474201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168141210.

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 56663474201 in words is "fifty-six billion, six hundred sixty-three million, four hundred seventy-four thousand, two hundred one".