56660113512513 has 24 divisors (see below), whose sum is σ = 93535149177600. Its totient is φ = 32376863804544.

The previous prime is 56660113512511. The next prime is 56660113512547. The reversal of 56660113512513 is 31521531106665.

It is not a de Polignac number, because 56660113512513 - 2¹ = 56660113512511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56660113512511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1261528 + ... + 10719686.

It is an arithmetic number, because the mean of its divisors is an integer number (3897297882400).

Almost surely, 2^{56660113512513} is an apocalyptic number.

It is an amenable number.

56660113512513 is a deficient number, since it is larger than the sum of its proper divisors (36875035665087).

56660113512513 is a wasteful number, since it uses less digits than its factorization.

56660113512513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9553261 (or 9553258 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 45.

The spelling of 56660113512513 in words is "fifty-six trillion, six hundred sixty billion, one hundred thirteen million, five hundred twelve thousand, five hundred thirteen".