117557806000 has 160 divisors (see below), whose sum is σ = 293359884480. Its totient is φ = 45529344000.

The previous prime is 117557805997. The next prime is 117557806019. The reversal of 117557806000 is 608755711.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15610236 + ... + 15617764.

It is an arithmetic number, because the mean of its divisors is an integer number (1833499278).

Almost surely, 2^117557806000 is an apocalyptic number.

117557806000 is a gapful number since it is divisible by the number (10) 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 117557806000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146679942240).

117557806000 is an abundant number, since it is smaller than the sum of its proper divisors (175802078480).

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

117557806000 is a wasteful number, since it uses less digits than its factorization.

117557806000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7800 (or 7784 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 40.

The spelling of 117557806000 in words is "one hundred seventeen billion, five hundred fifty-seven million, eight hundred six thousand".