56596057549 has 16 divisors (see below), whose sum is σ = 61302761280. Its totient is φ = 52067733120.

The previous prime is 56596057543. The next prime is 56596057591. The reversal of 56596057549 is 94575069565.

It is a cyclic number.

It is not a de Polignac number, because 56596057549 - 2⁵ = 56596057517 is a prime.

It is a super-2 number, since 2×56596057549² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56596057543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289002 + ... + 443524.

It is an arithmetic number, because the mean of its divisors is an integer number (3831422580).

Almost surely, 2^56596057549 is an apocalyptic number.

It is an amenable number.

56596057549 is a deficient number, since it is larger than the sum of its proper divisors (4706703731).

56596057549 is a wasteful number, since it uses less digits than its factorization.

56596057549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155100.

The product of its (nonzero) digits is 51030000, while the sum is 61.

The spelling of 56596057549 in words is "fifty-six billion, five hundred ninety-six million, fifty-seven thousand, five hundred forty-nine".