115566164 has 12 divisors (see below), whose sum is σ = 231132384. Its totient is φ = 49528344.

The previous prime is 115566161. The next prime is 115566181. The reversal of 115566164 is 461665511.

115566164 is an admirable number.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115566161) 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, 2063654 + ... + 2063709.

It is an arithmetic number, because the mean of its divisors is an integer number (19261032).

Almost surely, 2^115566164 is an apocalyptic number.

115566164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

115566164 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

115566164 is a wasteful number, since it uses less digits than its factorization.

115566164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4127374 (or 4127372 counting only the distinct ones).

The product of its digits is 21600, while the sum is 35.

The square root of 115566164 is about 10750.1704172539. The cubic root of 115566164 is about 487.0911429721.

The spelling of 115566164 in words is "one hundred fifteen million, five hundred sixty-six thousand, one hundred sixty-four".