56616561094 has 16 divisors (see below), whose sum is σ = 87095037456. Its totient is φ = 27586451200.

The previous prime is 56616561083. The next prime is 56616561097. The reversal of 56616561094 is 49016561665.

It is a happy number.

56616561094 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×56616561094² (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 (56616561097) 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, 319612 + ... + 464095.

It is an arithmetic number, because the mean of its divisors is an integer number (5443439841).

Almost surely, 2^56616561094 is an apocalyptic number.

56616561094 is a deficient number, since it is larger than the sum of its proper divisors (30478476362).

56616561094 is a wasteful number, since it uses less digits than its factorization.

56616561094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784631.

The product of its (nonzero) digits is 1166400, while the sum is 49.

The spelling of 56616561094 in words is "fifty-six billion, six hundred sixteen million, five hundred sixty-one thousand, ninety-four".