117138942700 has 72 divisors (see below), whose sum is σ = 273926130800. Its totient is φ = 43222636800.

The previous prime is 117138942689. The next prime is 117138942719. The reversal of 117138942700 is 7249831711.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1984615 + ... + 2042785.

Almost surely, 2^117138942700 is an apocalyptic number.

117138942700 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 117138942700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136963065400).

117138942700 is an abundant number, since it is smaller than the sum of its proper divisors (156787188100).

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

117138942700 is a wasteful number, since it uses less digits than its factorization.

117138942700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59747 (or 59740 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 43.

The spelling of 117138942700 in words is "one hundred seventeen billion, one hundred thirty-eight million, nine hundred forty-two thousand, seven hundred".