117604536631 has 4 divisors (see below), whose sum is σ = 117943454952. Its totient is φ = 117265618312.

The previous prime is 117604536619. The next prime is 117604536671. The reversal of 117604536631 is 136635406711.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 117604536631 - 2²⁹ = 117067665719 is a prime.

It is a super-2 number, since 2×117604536631² (a number of 23 digits) 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 (117604536611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169458640 + ... + 169459333.

It is an arithmetic number, because the mean of its divisors is an integer number (29485863738).

Almost surely, 2^117604536631 is an apocalyptic number.

117604536631 is a deficient number, since it is larger than the sum of its proper divisors (338918321).

117604536631 is an equidigital number, since it uses as much as digits as its factorization.

117604536631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338918320.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 117604536631 in words is "one hundred seventeen billion, six hundred four million, five hundred thirty-six thousand, six hundred thirty-one".