116405656 has 16 divisors (see below), whose sum is σ = 220381200. Its totient is φ = 57637344.

The previous prime is 116405587. The next prime is 116405657. The reversal of 116405656 is 656504611.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116405657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69811 + ... + 71458.

It is an arithmetic number, because the mean of its divisors is an integer number (13773825).

Almost surely, 2^116405656 is an apocalyptic number.

It is an amenable number.

116405656 is a deficient number, since it is larger than the sum of its proper divisors (103975544).

116405656 is a wasteful number, since it uses less digits than its factorization.

116405656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141378 (or 141374 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 116405656 is about 10789.1452858880. The cubic root of 116405656 is about 488.2677358204.

The spelling of 116405656 in words is "one hundred sixteen million, four hundred five thousand, six hundred fifty-six".