117155242944 has 140 divisors (see below), whose sum is σ = 348206999800. Its totient is φ = 38948055552.

The previous prime is 117155242931. The next prime is 117155242951. The reversal of 117155242944 is 449242551711.

It is a happy number.

117155242944 is a `hidden beast` number, since 1 + 1 + 7 + 1 + 552 + 4 + 2 + 94 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 117155242944.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1934922 + ... + 1994550.

Almost surely, 2^117155242944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117155242944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174103499900).

117155242944 is an abundant number, since it is smaller than the sum of its proper divisors (231051756856).

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

117155242944 is an equidigital number, since it uses as much as digits as its factorization.

117155242944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60032 (or 60013 counting only the distinct ones).

The product of its digits is 403200, while the sum is 45.

The spelling of 117155242944 in words is "one hundred seventeen billion, one hundred fifty-five million, two hundred forty-two thousand, nine hundred forty-four".