116909664 has 24 divisors (see below), whose sum is σ = 306888120. Its totient is φ = 38969856.

The previous prime is 116909659. The next prime is 116909669. The reversal of 116909664 is 466909611.

It is an interprime number because it is at equal distance from previous prime (116909659) and next prime (116909669).

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116909669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 608809 + ... + 609000.

It is an arithmetic number, because the mean of its divisors is an integer number (12787005).

Almost surely, 2^116909664 is an apocalyptic number.

It is an amenable number.

116909664 is an abundant number, since it is smaller than the sum of its proper divisors (189978456).

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

116909664 is a wasteful number, since it uses less digits than its factorization.

116909664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217822 (or 1217814 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 116909664 is about 10812.4772369703. The cubic root of 116909664 is about 488.9714144740.

The spelling of 116909664 in words is "one hundred sixteen million, nine hundred nine thousand, six hundred sixty-four".