117131757909192 has 128 divisors (see below), whose sum is σ = 350532173712000. Its totient is φ = 36026343924480.

The previous prime is 117131757909163. The next prime is 117131757909193. The reversal of 117131757909192 is 291909757131711.

117131757909192 is a `hidden beast` number, since 1 + 17 + 1 + 31 + 7 + 579 + 0 + 9 + 19 + 2 = 666.

117131757909192 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (117131757909193) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1085059 + ... + 15344082.

It is an arithmetic number, because the mean of its divisors is an integer number (2738532607125).

Almost surely, 2^{117131757909192} is an apocalyptic number.

117131757909192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117131757909192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175266086856000).

117131757909192 is an abundant number, since it is smaller than the sum of its proper divisors (233400415802808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117131757909192 is a wasteful number, since it uses less digits than its factorization.

117131757909192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16431708 (or 16431698 counting only the distinct ones).

The product of its (nonzero) digits is 7501410, while the sum is 63.

The spelling of 117131757909192 in words is "one hundred seventeen trillion, one hundred thirty-one billion, seven hundred fifty-seven million, nine hundred nine thousand, one hundred ninety-two".