56010661158 has 16 divisors (see below), whose sum is σ = 118610812080. Its totient is φ = 17571972096.

The previous prime is 56010661153. The next prime is 56010661171. The reversal of 56010661158 is 85116601065.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56010661153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274561963 + ... + 274562166.

It is an arithmetic number, because the mean of its divisors is an integer number (7413175755).

Almost surely, 2^56010661158 is an apocalyptic number.

56010661158 is an abundant number, since it is smaller than the sum of its proper divisors (62600150922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56010661158 is a wasteful number, since it uses less digits than its factorization.

56010661158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549124151.

The product of its (nonzero) digits is 43200, while the sum is 39.

The spelling of 56010661158 in words is "fifty-six billion, ten million, six hundred sixty-one thousand, one hundred fifty-eight".