116642680 has 64 divisors (see below), whose sum is σ = 327214080. Its totient is φ = 36355200.

The previous prime is 116642657. The next prime is 116642707. The reversal of 116642680 is 86246611.

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, 15856 + ... + 22015.

It is an arithmetic number, because the mean of its divisors is an integer number (5112720).

Almost surely, 2^116642680 is an apocalyptic number.

116642680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116642680 is an abundant number, since it is smaller than the sum of its proper divisors (210571400).

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

116642680 is a wasteful number, since it uses less digits than its factorization.

116642680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37900 (or 37896 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 116642680 is about 10800.1240733614. The cubic root of 116642680 is about 488.5989130568.

The spelling of 116642680 in words is "one hundred sixteen million, six hundred forty-two thousand, six hundred eighty".