56664036033 has 32 divisors (see below), whose sum is σ = 85289103360. Its totient is φ = 33147293760.

The previous prime is 56664036017. The next prime is 56664036071. The reversal of 56664036033 is 33063046665.

It is not a de Polignac number, because 56664036033 - 2⁴ = 56664036017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56664036133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3942366 + ... + 3956712.

It is an arithmetic number, because the mean of its divisors is an integer number (2665284480).

Almost surely, 2^56664036033 is an apocalyptic number.

It is an amenable number.

56664036033 is a deficient number, since it is larger than the sum of its proper divisors (28625067327).

56664036033 is a wasteful number, since it uses less digits than its factorization.

56664036033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18517.

The product of its (nonzero) digits is 699840, while the sum is 42.

The spelling of 56664036033 in words is "fifty-six billion, six hundred sixty-four million, thirty-six thousand, thirty-three".