5644160631 has 24 divisors (see below), whose sum is σ = 8267465024. Its totient is φ = 3710085120.

The previous prime is 5644160617. The next prime is 5644160657. The reversal of 5644160631 is 1360614465.

It is a happy number.

5644160631 is a `hidden beast` number, since 5 + 6 + 4 + 4 + 16 + 0 + 631 = 666.

It is not a de Polignac number, because 5644160631 - 2⁷ = 5644160503 is a prime.

It is a super-2 number, since 2×5644160631² = 63713098457060636322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644160231) 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 23 ways as a sum of consecutive naturals, for example, 224655 + ... + 248511.

Almost surely, 2^5644160631 is an apocalyptic number.

5644160631 is a deficient number, since it is larger than the sum of its proper divisors (2623304393).

5644160631 is a wasteful number, since it uses less digits than its factorization.

5644160631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24231 (or 24228 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 5644160631 is about 75127.6289456815. The cubic root of 5644160631 is about 1780.4636917421.

The spelling of 5644160631 in words is "five billion, six hundred forty-four million, one hundred sixty thousand, six hundred thirty-one".