116442720 has 72 divisors (see below), whose sum is σ = 397365696. Its totient is φ = 31051008.

The previous prime is 116442719. The next prime is 116442731. The reversal of 116442720 is 27244611.

116442720 is a `hidden beast` number, since 11 + 644 + 2 + 7 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38992 + ... + 41871.

It is an arithmetic number, because the mean of its divisors is an integer number (5518968).

Almost surely, 2^116442720 is an apocalyptic number.

116442720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116442720 is an abundant number, since it is smaller than the sum of its proper divisors (280922976).

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

116442720 is a wasteful number, since it uses less digits than its factorization.

116442720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80884 (or 80873 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 116442720 is about 10790.8628014631. The cubic root of 116442720 is about 488.3195524176.

The spelling of 116442720 in words is "one hundred sixteen million, four hundred forty-two thousand, seven hundred twenty".