56536951415 has 24 divisors (see below), whose sum is σ = 78963879312. Its totient is φ = 38747116800.

The previous prime is 56536951379. The next prime is 56536951439. The reversal of 56536951415 is 51415963565.

It is a happy number.

It is not a de Polignac number, because 56536951415 - 2¹⁸ = 56536689271 is a prime.

It is a Duffinian number.

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, 395615 + ... + 519215.

It is an arithmetic number, because the mean of its divisors is an integer number (3290161638).

Almost surely, 2^56536951415 is an apocalyptic number.

56536951415 is a deficient number, since it is larger than the sum of its proper divisors (22426927897).

56536951415 is a wasteful number, since it uses less digits than its factorization.

56536951415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125487 (or 125480 counting only the distinct ones).

The product of its digits is 2430000, while the sum is 50.

The spelling of 56536951415 in words is "fifty-six billion, five hundred thirty-six million, nine hundred fifty-one thousand, four hundred fifteen".