117506506660 has 12 divisors (see below), whose sum is σ = 246763664028. Its totient is φ = 47002602656.

The previous prime is 117506506591. The next prime is 117506506661. The reversal of 117506506660 is 66605605711.

It can be written as a sum of positive squares in 2 ways, for example, as 61802954404 + 55703552256 = 248602^2 + 236016^2 .

It is not an unprimeable number, because it can be changed into a prime (117506506661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2937662647 + ... + 2937662686.

It is an arithmetic number, because the mean of its divisors is an integer number (20563638669).

Almost surely, 2^117506506660 is an apocalyptic number.

117506506660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117506506660 is an abundant number, since it is smaller than the sum of its proper divisors (129257157368).

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

117506506660 is a wasteful number, since it uses less digits than its factorization.

117506506660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5875325342 (or 5875325340 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 117506506660 in words is "one hundred seventeen billion, five hundred six million, five hundred six thousand, six hundred sixty".