117511559564 has 24 divisors (see below), whose sum is σ = 235269786528. Its totient is φ = 50309239680.

The previous prime is 117511559563. The next prime is 117511559567. The reversal of 117511559564 is 465955115711.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (117511559563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2175227 + ... + 2228594.

It is an arithmetic number, because the mean of its divisors is an integer number (9802907772).

Almost surely, 2^117511559564 is an apocalyptic number.

117511559564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

117511559564 is an abundant number, since it is smaller than the sum of its proper divisors (117758226964).

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

117511559564 is a wasteful number, since it uses less digits than its factorization.

117511559564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4404785 (or 4404783 counting only the distinct ones).

The product of its digits is 945000, while the sum is 50.

The spelling of 117511559564 in words is "one hundred seventeen billion, five hundred eleven million, five hundred fifty-nine thousand, five hundred sixty-four".