117091708845 has 8 divisors (see below), whose sum is σ = 187346734176. Its totient is φ = 62448911376.

The previous prime is 117091708841. The next prime is 117091708873. The reversal of 117091708845 is 548807190711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 117091708845 - 2² = 117091708841 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117091708841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3903056947 + ... + 3903056976.

It is an arithmetic number, because the mean of its divisors is an integer number (23418341772).

Almost surely, 2^117091708845 is an apocalyptic number.

117091708845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117091708845 is a deficient number, since it is larger than the sum of its proper divisors (70255025331).

117091708845 is an equidigital number, since it uses as much as digits as its factorization.

117091708845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7806113931.

The product of its (nonzero) digits is 564480, while the sum is 51.

The spelling of 117091708845 in words is "one hundred seventeen billion, ninety-one million, seven hundred eight thousand, eight hundred forty-five".