118886780115 has 12 divisors (see below), whose sum is σ = 206070418944. Its totient is φ = 63406282704.

The previous prime is 118886780071. The next prime is 118886780171. The reversal of 118886780115 is 511087688811.

It is not a de Polignac number, because 118886780115 - 2⁷ = 118886779987 is a prime.

It is a super-2 number, since 2×118886780115² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1320964179 + ... + 1320964268.

It is an arithmetic number, because the mean of its divisors is an integer number (17172534912).

Almost surely, 2^118886780115 is an apocalyptic number.

118886780115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

118886780115 is a deficient number, since it is larger than the sum of its proper divisors (87183638829).

118886780115 is a wasteful number, since it uses less digits than its factorization.

118886780115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2641928458 (or 2641928455 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 54.

The spelling of 118886780115 in words is "one hundred eighteen billion, eight hundred eighty-six million, seven hundred eighty thousand, one hundred fifteen".