5664136660431 has 16 divisors (see below), whose sum is σ = 7696674111456. Its totient is φ = 3703882156416.

The previous prime is 5664136660393. The next prime is 5664136660439. The reversal of 5664136660431 is 1340666314665.

It is not a de Polignac number, because 5664136660431 - 2¹⁵ = 5664136627663 is a prime.

It is a super-2 number, since 2×5664136660431² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5664136660439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4010200 + ... + 5235453.

It is an arithmetic number, because the mean of its divisors is an integer number (481042131966).

Almost surely, 2^{5664136660431} is an apocalyptic number.

5664136660431 is a deficient number, since it is larger than the sum of its proper divisors (2032537451025).

5664136660431 is a wasteful number, since it uses less digits than its factorization.

5664136660431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9249562.

The product of its (nonzero) digits is 5598720, while the sum is 51.

The spelling of 5664136660431 in words is "five trillion, six hundred sixty-four billion, one hundred thirty-six million, six hundred sixty thousand, four hundred thirty-one".