56000561055 has 16 divisors (see below), whose sum is σ = 89957879424. Its totient is φ = 29747972000.

The previous prime is 56000561051. The next prime is 56000561117. The reversal of 56000561055 is 55016500065.

It is not a de Polignac number, because 56000561055 - 2² = 56000561051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56000561051) 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, 7433229 + ... + 7440758.

It is an arithmetic number, because the mean of its divisors is an integer number (5622367464).

Almost surely, 2^56000561055 is an apocalyptic number.

56000561055 is a deficient number, since it is larger than the sum of its proper divisors (33957318369).

56000561055 is a wasteful number, since it uses less digits than its factorization.

56000561055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14874246.

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 56000561055 in words is "fifty-six billion, five hundred sixty-one thousand, fifty-five".