117659989736 has 16 divisors (see below), whose sum is σ = 221227005600. Its totient is φ = 58666121584.

The previous prime is 117659989729. The next prime is 117659989763. The reversal of 117659989736 is 637989956711.

It is a self number, because there is not a number n which added to its sum of digits gives 117659989736.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20481110 + ... + 20486853.

It is an arithmetic number, because the mean of its divisors is an integer number (13826687850).

Almost surely, 2^117659989736 is an apocalyptic number.

It is an amenable number.

117659989736 is a deficient number, since it is larger than the sum of its proper divisors (103567015864).

117659989736 is a wasteful number, since it uses less digits than its factorization.

117659989736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40968328 (or 40968324 counting only the distinct ones).

The product of its digits is 154314720, while the sum is 71.

The spelling of 117659989736 in words is "one hundred seventeen billion, six hundred fifty-nine million, nine hundred eighty-nine thousand, seven hundred thirty-six".