56611726704 has 60 divisors (see below), whose sum is σ = 170621459736. Its totient is φ = 17418992256.

The previous prime is 56611726693. The next prime is 56611726709. The reversal of 56611726704 is 40762711665.

56611726704 is a `hidden beast` number, since 5 + 6 + 611 + 7 + 26 + 7 + 0 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 56611726704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56611726709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15118782 + ... + 15122525.

Almost surely, 2^56611726704 is an apocalyptic number.

It is an amenable number.

56611726704 is an abundant number, since it is smaller than the sum of its proper divisors (114009733032).

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

56611726704 is a wasteful number, since it uses less digits than its factorization.

56611726704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30241334 (or 30241325 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 56611726704 in words is "fifty-six billion, six hundred eleven million, seven hundred twenty-six thousand, seven hundred four".