117676635731 has 4 divisors (see below), whose sum is σ = 124598790792. Its totient is φ = 110754480672.

The previous prime is 117676635701. The next prime is 117676635733. The reversal of 117676635731 is 137536676711.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 137536676711 = 7 ⋅19648096673.

It is a cyclic number.

It is not a de Polignac number, because 117676635731 - 2¹⁰ = 117676634707 is a prime.

It is a super-2 number, since 2×117676635731² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117676635733) 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, 3461077505 + ... + 3461077538.

It is an arithmetic number, because the mean of its divisors is an integer number (31149697698).

Almost surely, 2^117676635731 is an apocalyptic number.

117676635731 is a deficient number, since it is larger than the sum of its proper divisors (6922155061).

117676635731 is an equidigital number, since it uses as much as digits as its factorization.

117676635731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6922155060.

The product of its digits is 3333960, while the sum is 53.

The spelling of 117676635731 in words is "one hundred seventeen billion, six hundred seventy-six million, six hundred thirty-five thousand, seven hundred thirty-one".