5656944884040 has 96 divisors (see below), whose sum is σ = 18415063550520. Its totient is φ = 1506057698304.

The previous prime is 5656944884033. The next prime is 5656944884053. The reversal of 5656944884040 is 404884496565.

5656944884040 is a `hidden beast` number, since 5 + 65 + 6 + 94 + 4 + 88 + 404 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1068035437764 + 4588909446276 = 1033458^2 + 2142174^2 .

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 12596397 + ... + 13037756.

Almost surely, 2^{5656944884040} is an apocalyptic number.

It is an amenable number.

5656944884040 is an abundant number, since it is smaller than the sum of its proper divisors (12758118666480).

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

5656944884040 is a wasteful number, since it uses less digits than its factorization.

5656944884040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25634783 (or 25634776 counting only the distinct ones).

The product of its (nonzero) digits is 132710400, while the sum is 63.

The spelling of 5656944884040 in words is "five trillion, six hundred fifty-six billion, nine hundred forty-four million, eight hundred eighty-four thousand, forty".