116717640 has 128 divisors (see below), whose sum is σ = 393603840. Its totient is φ = 27472896.

The previous prime is 116717639. The next prime is 116717651. The reversal of 116717640 is 46717611.

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, 34254 + ... + 37506.

It is an arithmetic number, because the mean of its divisors is an integer number (3075030).

Almost surely, 2^116717640 is an apocalyptic number.

116717640 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 116717640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196801920).

116717640 is an abundant number, since it is smaller than the sum of its proper divisors (276886200).

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

116717640 is a wasteful number, since it uses less digits than its factorization.

116717640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3303 (or 3299 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 116717640 is about 10803.5938464939. The cubic root of 116717640 is about 488.7035560903.

The spelling of 116717640 in words is "one hundred sixteen million, seven hundred seventeen thousand, six hundred forty".