56371587425 has 6 divisors (see below), whose sum is σ = 69900768438. Its totient is φ = 45097269920.

The previous prime is 56371587413. The next prime is 56371587469. The reversal of 56371587425 is 52478517365.

It can be written as a sum of positive squares in 3 ways, for example, as 5230369 + 56366357056 = 2287^2 + 237416^2 .

It is not a de Polignac number, because 56371587425 - 2⁸ = 56371587169 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1127431724 + ... + 1127431773.

It is an arithmetic number, because the mean of its divisors is an integer number (11650128073).

Almost surely, 2^56371587425 is an apocalyptic number.

It is an amenable number.

56371587425 is a deficient number, since it is larger than the sum of its proper divisors (13529181013).

56371587425 is a wasteful number, since it uses less digits than its factorization.

56371587425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2254863507 (or 2254863502 counting only the distinct ones).

The product of its digits is 7056000, while the sum is 53.

The spelling of 56371587425 in words is "fifty-six billion, three hundred seventy-one million, five hundred eighty-seven thousand, four hundred twenty-five".