117752540579 has 4 divisors (see below), whose sum is σ = 118101954984. Its totient is φ = 117403126176.

The previous prime is 117752540569. The next prime is 117752540651. The reversal of 117752540579 is 975045257711.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117752540579 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 117752540579.

It is not an unprimeable number, because it can be changed into a prime (117752540509) 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, 174706697 + ... + 174707370.

It is an arithmetic number, because the mean of its divisors is an integer number (29525488746).

Almost surely, 2^117752540579 is an apocalyptic number.

117752540579 is a deficient number, since it is larger than the sum of its proper divisors (349414405).

117752540579 is an equidigital number, since it uses as much as digits as its factorization.

117752540579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349414404.

The product of its (nonzero) digits is 3087000, while the sum is 53.

The spelling of 117752540579 in words is "one hundred seventeen billion, seven hundred fifty-two million, five hundred forty thousand, five hundred seventy-nine".