115660550 has 12 divisors (see below), whose sum is σ = 215128716. Its totient is φ = 46264200.

The previous prime is 115660547. The next prime is 115660577. The reversal of 115660550 is 55066511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1156556 + ... + 1156655.

It is an arithmetic number, because the mean of its divisors is an integer number (17927393).

Almost surely, 2^115660550 is an apocalyptic number.

115660550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115660550 is a deficient number, since it is larger than the sum of its proper divisors (99468166).

115660550 is a wasteful number, since it uses less digits than its factorization.

115660550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313223 (or 2313218 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 115660550 is about 10754.5594981849. The cubic root of 115660550 is about 487.2237137076.

The spelling of 115660550 in words is "one hundred fifteen million, six hundred sixty thousand, five hundred fifty".