56325287421 has 24 divisors (see below), whose sum is σ = 87625647200. Its totient is φ = 34658339616.

The previous prime is 56325287407. The next prime is 56325287429. The reversal of 56325287421 is 12478252365.

56325287421 is a `hidden beast` number, since 5 + 6 + 32 + 528 + 74 + 21 = 666.

It is not a de Polignac number, because 56325287421 - 2³⁰ = 55251545597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56325287429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1761030 + ... + 1792728.

Almost surely, 2^56325287421 is an apocalyptic number.

It is an amenable number.

56325287421 is a deficient number, since it is larger than the sum of its proper divisors (31300359779).

56325287421 is a wasteful number, since it uses less digits than its factorization.

56325287421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46905 (or 46902 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The spelling of 56325287421 in words is "fifty-six billion, three hundred twenty-five million, two hundred eighty-seven thousand, four hundred twenty-one".