56574654470421 has 16 divisors (see below), whose sum is σ = 77329800482880. Its totient is φ = 36771214999680.

The previous prime is 56574654470413. The next prime is 56574654470431. The reversal of 56574654470421 is 12407445647565.

It is not a de Polignac number, because 56574654470421 - 2³ = 56574654470413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56574654470431) 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, 405256656 + ... + 405396233.

It is an arithmetic number, because the mean of its divisors is an integer number (4833112530180).

Almost surely, 2^{56574654470421} is an apocalyptic number.

It is an amenable number.

56574654470421 is a deficient number, since it is larger than the sum of its proper divisors (20755146012459).

56574654470421 is a wasteful number, since it uses less digits than its factorization.

56574654470421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810653476.

The product of its (nonzero) digits is 112896000, while the sum is 60.

The spelling of 56574654470421 in words is "fifty-six trillion, five hundred seventy-four billion, six hundred fifty-four million, four hundred seventy thousand, four hundred twenty-one".