56722901226 has 32 divisors (see below), whose sum is σ = 120328243200. Its totient is φ = 17775753840.

The previous prime is 56722901189. The next prime is 56722901227. The reversal of 56722901226 is 62210922765.

It is not an unprimeable number, because it can be changed into a prime (56722901227) by changing a digit.

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, 1884186 + ... + 1914053.

It is an arithmetic number, because the mean of its divisors is an integer number (3760257600).

Almost surely, 2^56722901226 is an apocalyptic number.

56722901226 is an abundant number, since it is smaller than the sum of its proper divisors (63605341974).

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

56722901226 is a wasteful number, since it uses less digits than its factorization.

56722901226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3798394.

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 56722901226 in words is "fifty-six billion, seven hundred twenty-two million, nine hundred one thousand, two hundred twenty-six".