117312014640 has 160 divisors (see below), whose sum is σ = 383089766400. Its totient is φ = 29614878720.

The previous prime is 117312014639. The next prime is 117312014713. The reversal of 117312014640 is 46410213711.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 117312014598 and 117312014607.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6699016 + ... + 6716504.

It is an arithmetic number, because the mean of its divisors is an integer number (2394311040).

Almost surely, 2^117312014640 is an apocalyptic number.

117312014640 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 117312014640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191544883200).

117312014640 is an abundant number, since it is smaller than the sum of its proper divisors (265777751760).

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

117312014640 is a wasteful number, since it uses less digits than its factorization.

117312014640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18995 (or 18989 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The spelling of 117312014640 in words is "one hundred seventeen billion, three hundred twelve million, fourteen thousand, six hundred forty".