116637816 has 64 divisors (see below), whose sum is σ = 311316480. Its totient is φ = 36288000.

The previous prime is 116637769. The next prime is 116637817. The reversal of 116637816 is 618736611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116637817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50691 + ... + 52941.

It is an arithmetic number, because the mean of its divisors is an integer number (4864320).

Almost surely, 2^116637816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116637816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155658240).

116637816 is an abundant number, since it is smaller than the sum of its proper divisors (194678664).

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

116637816 is a wasteful number, since it uses less digits than its factorization.

116637816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2404 (or 2400 counting only the distinct ones).

The product of its digits is 36288, while the sum is 39.

The square root of 116637816 is about 10799.8988884156. The cubic root of 116637816 is about 488.5921214371.

The spelling of 116637816 in words is "one hundred sixteen million, six hundred thirty-seven thousand, eight hundred sixteen".