117611508144 has 160 divisors (see below), whose sum is σ = 345649265920. Its totient is φ = 34161398784.

The previous prime is 117611508103. The next prime is 117611508151. The reversal of 117611508144 is 441805116711.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 3337722 + ... + 3372774.

It is an arithmetic number, because the mean of its divisors is an integer number (2160307912).

Almost surely, 2^117611508144 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 117611508144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172824632960).

117611508144 is an abundant number, since it is smaller than the sum of its proper divisors (228037757776).

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

117611508144 is a wasteful number, since it uses less digits than its factorization.

117611508144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35379 (or 35373 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 39.

The spelling of 117611508144 in words is "one hundred seventeen billion, six hundred eleven million, five hundred eight thousand, one hundred forty-four".