118551856 has 40 divisors (see below), whose sum is σ = 233538624. Its totient is φ = 58294080.

The previous prime is 118551847. The next prime is 118551859. The reversal of 118551856 is 658155811.

It is a super-2 number, since 2×118551856² = 28109085122089472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (118551859) 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, 341475 + ... + 341821.

Almost surely, 2^118551856 is an apocalyptic number.

118551856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

118551856 is a deficient number, since it is larger than the sum of its proper divisors (114986768).

118551856 is a wasteful number, since it uses less digits than its factorization.

118551856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649 (or 643 counting only the distinct ones).

The product of its digits is 48000, while the sum is 40.

The square root of 118551856 is about 10888.1520929862. The cubic root of 118551856 is about 491.2502516255.

The spelling of 118551856 in words is "one hundred eighteen million, five hundred fifty-one thousand, eight hundred fifty-six".