56650616126 has 32 divisors (see below), whose sum is σ = 93506168448. Its totient is φ = 25577383680.

The previous prime is 56650616039. The next prime is 56650616159. The reversal of 56650616126 is 62161605665.

It is a happy number.

It is a super-2 number, since 2×56650616126² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2703626 + ... + 2724498.

It is an arithmetic number, because the mean of its divisors is an integer number (2922067764).

Almost surely, 2^56650616126 is an apocalyptic number.

56650616126 is a deficient number, since it is larger than the sum of its proper divisors (36855552322).

56650616126 is a wasteful number, since it uses less digits than its factorization.

56650616126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23156.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 56650616126 in words is "fifty-six billion, six hundred fifty million, six hundred sixteen thousand, one hundred twenty-six".