118646864 has 40 divisors (see below), whose sum is σ = 269827968. Its totient is φ = 49472640.

The previous prime is 118646851. The next prime is 118646873. The reversal of 118646864 is 468646811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10172 + ... + 18459.

Almost surely, 2^118646864 is an apocalyptic number.

118646864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

118646864 is an abundant number, since it is smaller than the sum of its proper divisors (151181104).

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

118646864 is a wasteful number, since it uses less digits than its factorization.

118646864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28683 (or 28677 counting only the distinct ones).

The product of its digits is 221184, while the sum is 44.

The square root of 118646864 is about 10892.5141266835. The cubic root of 118646864 is about 491.3814466517.

The spelling of 118646864 in words is "one hundred eighteen million, six hundred forty-six thousand, eight hundred sixty-four".