56615147259 has 12 divisors (see below), whose sum is σ = 82973164008. Its totient is φ = 34312210240.

The previous prime is 56615147249. The next prime is 56615147269. The reversal of 56615147259 is 95274151665.

It is an interprime number because it is at equal distance from previous prime (56615147249) and next prime (56615147269).

It is not a de Polignac number, because 56615147259 - 2⁵ = 56615147227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56615147249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77981934 + ... + 77982659.

It is an arithmetic number, because the mean of its divisors is an integer number (6914430334).

Almost surely, 2^56615147259 is an apocalyptic number.

56615147259 is a deficient number, since it is larger than the sum of its proper divisors (26358016749).

56615147259 is a wasteful number, since it uses less digits than its factorization.

56615147259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155964618 (or 155964607 counting only the distinct ones).

The product of its digits is 2268000, while the sum is 51.

The spelling of 56615147259 in words is "fifty-six billion, six hundred fifteen million, one hundred forty-seven thousand, two hundred fifty-nine".