116616720 has 160 divisors (see below), whose sum is σ = 398260224. Its totient is φ = 27993600.

The previous prime is 116616707. The next prime is 116616749. The reversal of 116616720 is 27616611.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 430185 + ... + 430455.

Almost surely, 2^116616720 is an apocalyptic number.

116616720 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 116616720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199130112).

116616720 is an abundant number, since it is smaller than the sum of its proper divisors (281643504).

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

116616720 is a wasteful number, since it uses less digits than its factorization.

116616720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461 (or 455 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 116616720 is about 10798.9221684388. The cubic root of 116616720 is about 488.5626628355.

It can be divided in two parts, 11661 and 6720, that added together give a palindrome (18381).

The spelling of 116616720 in words is "one hundred sixteen million, six hundred sixteen thousand, seven hundred twenty".