117751811829 has 16 divisors (see below), whose sum is σ = 157926827520. Its totient is φ = 78039265520.

The previous prime is 117751811819. The next prime is 117751811857. The reversal of 117751811829 is 928118157711.

It is a cyclic number.

It is not a de Polignac number, because 117751811829 - 2⁴ = 117751811813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117751811809) 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, 1862914 + ... + 1925084.

It is an arithmetic number, because the mean of its divisors is an integer number (9870426720).

Almost surely, 2^117751811829 is an apocalyptic number.

It is an amenable number.

117751811829 is a deficient number, since it is larger than the sum of its proper divisors (40175015691).

117751811829 is a wasteful number, since it uses less digits than its factorization.

117751811829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65880.

The product of its digits is 282240, while the sum is 51.

The spelling of 117751811829 in words is "one hundred seventeen billion, seven hundred fifty-one million, eight hundred eleven thousand, eight hundred twenty-nine".