113828368878 has 32 divisors (see below), whose sum is σ = 289087921920. Its totient is φ = 32522391000.

The previous prime is 113828368793. The next prime is 113828368903. The reversal of 113828368878 is 878863828311.

113828368878 is a `hidden beast` number, since 113 + 82 + 8 + 368 + 87 + 8 = 666.

It is a super-2 number, since 2×113828368878² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150566248 + ... + 150567003.

It is an arithmetic number, because the mean of its divisors is an integer number (9033997560).

Almost surely, 2^113828368878 is an apocalyptic number.

113828368878 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

113828368878 is an abundant number, since it is smaller than the sum of its proper divisors (175259553042).

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

113828368878 is a wasteful number, since it uses less digits than its factorization.

113828368878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301133269 (or 301133263 counting only the distinct ones).

The product of its digits is 24772608, while the sum is 63.

The spelling of 113828368878 in words is "one hundred thirteen billion, eight hundred twenty-eight million, three hundred sixty-eight thousand, eight hundred seventy-eight".