116188140 has 96 divisors (see below), whose sum is σ = 337075200. Its totient is φ = 29880576.

The previous prime is 116188099. The next prime is 116188201. The reversal of 116188140 is 41881611.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 116188098 and 116188107.

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 31 ways as a sum of consecutive naturals, for example, 441649 + ... + 441911.

It is an arithmetic number, because the mean of its divisors is an integer number (3511200).

Almost surely, 2^116188140 is an apocalyptic number.

116188140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116188140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168537600).

116188140 is an abundant number, since it is smaller than the sum of its proper divisors (220887060).

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

116188140 is a wasteful number, since it uses less digits than its factorization.

116188140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511 (or 509 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 30.

The square root of 116188140 is about 10779.0602558850. The cubic root of 116188140 is about 487.9634199491.

The spelling of 116188140 in words is "one hundred sixteen million, one hundred eighty-eight thousand, one hundred forty".