115665016 has 32 divisors (see below), whose sum is σ = 221875200. Its totient is φ = 56510560.

The previous prime is 115665007. The next prime is 115665019. The reversal of 115665016 is 610566511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115665019) 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, 89511 + ... + 90793.

It is an arithmetic number, because the mean of its divisors is an integer number (6933600).

Almost surely, 2^115665016 is an apocalyptic number.

It is an amenable number.

115665016 is a deficient number, since it is larger than the sum of its proper divisors (106210184).

115665016 is a wasteful number, since it uses less digits than its factorization.

115665016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539 (or 1535 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 115665016 is about 10754.7671290456. The cubic root of 115665016 is about 487.2299846821.

The spelling of 115665016 in words is "one hundred fifteen million, six hundred sixty-five thousand, sixteen".