116909564 has 24 divisors (see below), whose sum is σ = 207070080. Its totient is φ = 57751344.

The previous prime is 116909563. The next prime is 116909593. The reversal of 116909564 is 465909611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116909563) 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, 156977 + ... + 157719.

It is an arithmetic number, because the mean of its divisors is an integer number (8627920).

Almost surely, 2^116909564 is an apocalyptic number.

It is an amenable number.

116909564 is a deficient number, since it is larger than the sum of its proper divisors (90160516).

116909564 is a wasteful number, since it uses less digits than its factorization.

116909564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169 (or 1167 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 116909564 is about 10812.4726126821. The cubic root of 116909564 is about 488.9712750582.

The spelling of 116909564 in words is "one hundred sixteen million, nine hundred nine thousand, five hundred sixty-four".