56865278525 has 24 divisors (see below), whose sum is σ = 76957556544. Its totient is φ = 41338102400.

The previous prime is 56865278501. The next prime is 56865278537. The reversal of 56865278525 is 52587256865.

It is not a de Polignac number, because 56865278525 - 2¹⁰ = 56865277501 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 586664 + ... + 676686.

It is an arithmetic number, because the mean of its divisors is an integer number (3206564856).

Almost surely, 2^56865278525 is an apocalyptic number.

56865278525 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56865278525 is a deficient number, since it is larger than the sum of its proper divisors (20092278019).

56865278525 is a wasteful number, since it uses less digits than its factorization.

56865278525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92341 (or 92336 counting only the distinct ones).

The product of its digits is 40320000, while the sum is 59.

The spelling of 56865278525 in words is "fifty-six billion, eight hundred sixty-five million, two hundred seventy-eight thousand, five hundred twenty-five".