118989660 has 48 divisors (see below), whose sum is σ = 333791136. Its totient is φ = 31671552.

The previous prime is 118989659. The next prime is 118989679. The reversal of 118989660 is 66989811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37662 + ... + 40698.

It is an arithmetic number, because the mean of its divisors is an integer number (6953982).

Almost surely, 2^118989660 is an apocalyptic number.

118989660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118989660 is an abundant number, since it is smaller than the sum of its proper divisors (214801476).

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

118989660 is a wasteful number, since it uses less digits than its factorization.

118989660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3702 (or 3700 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 48.

The square root of 118989660 is about 10908.2381712172. The cubic root of 118989660 is about 491.8542267587.

The spelling of 118989660 in words is "one hundred eighteen million, nine hundred eighty-nine thousand, six hundred sixty".