116128684 has 24 divisors (see below), whose sum is σ = 244482560. Its totient is φ = 47149776.

The previous prime is 116128669. The next prime is 116128699. The reversal of 116128684 is 486821611.

It is an interprime number because it is at equal distance from previous prime (116128669) and next prime (116128699).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108612 + ... + 109675.

Almost surely, 2^116128684 is an apocalyptic number.

116128684 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

116128684 is an abundant number, since it is smaller than the sum of its proper divisors (128353876).

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

116128684 is a wasteful number, since it uses less digits than its factorization.

116128684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218317 (or 218315 counting only the distinct ones).

The product of its digits is 18432, while the sum is 37.

The square root of 116128684 is about 10776.3019631040. The cubic root of 116128684 is about 487.8801719135.

The spelling of 116128684 in words is "one hundred sixteen million, one hundred twenty-eight thousand, six hundred eighty-four".