118887816 has 32 divisors (see below), whose sum is σ = 303546240. Its totient is φ = 38785728.

The previous prime is 118887809. The next prime is 118887827. The reversal of 118887816 is 618788811.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51571 + ... + 53826.

It is an arithmetic number, because the mean of its divisors is an integer number (9485820).

Almost surely, 2^118887816 is an apocalyptic number.

It is an amenable number.

118887816 is an abundant number, since it is smaller than the sum of its proper divisors (184658424).

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

118887816 is a wasteful number, since it uses less digits than its factorization.

118887816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105453 (or 105449 counting only the distinct ones).

The product of its digits is 172032, while the sum is 48.

The square root of 118887816 is about 10903.5689569975. The cubic root of 118887816 is about 491.7138596597.

The spelling of 118887816 in words is "one hundred eighteen million, eight hundred eighty-seven thousand, eight hundred sixteen".