116640868 has 6 divisors (see below), whose sum is σ = 204121526. Its totient is φ = 58320432.

The previous prime is 116640857. The next prime is 116640899. The reversal of 116640868 is 868046611.

It can be written as a sum of positive squares in only one way, i.e., 115734564 + 906304 = 10758^2 + 952^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 116640868.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14580105 + ... + 14580112.

Almost surely, 2^116640868 is an apocalyptic number.

It is an amenable number.

116640868 is a deficient number, since it is larger than the sum of its proper divisors (87480658).

116640868 is a wasteful number, since it uses less digits than its factorization.

116640868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29160221 (or 29160219 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 116640868 is about 10800.0401851104. The cubic root of 116640868 is about 488.5963829771.

The spelling of 116640868 in words is "one hundred sixteen million, six hundred forty thousand, eight hundred sixty-eight".