118885878 has 12 divisors (see below), whose sum is σ = 257586108. Its totient is φ = 39628620.

The previous prime is 118885867. The next prime is 118885891. The reversal of 118885878 is 878588811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3302368 + ... + 3302403.

It is an arithmetic number, because the mean of its divisors is an integer number (21465509).

Almost surely, 2^118885878 is an apocalyptic number.

118885878 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

118885878 is an abundant number, since it is smaller than the sum of its proper divisors (138700230).

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

118885878 is a wasteful number, since it uses less digits than its factorization.

118885878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6604779 (or 6604776 counting only the distinct ones).

The product of its digits is 1146880, while the sum is 54.

The square root of 118885878 is about 10903.4800866512. The cubic root of 118885878 is about 491.7111878226.

It can be divided in two parts, 11888 and 5878, that added together give a triangular number (17766 = T₁₈₈).

The spelling of 118885878 in words is "one hundred eighteen million, eight hundred eighty-five thousand, eight hundred seventy-eight".