116310015621 has 12 divisors (see below), whose sum is σ = 168007450572. Its totient is φ = 77538120576.

The previous prime is 116310015593. The next prime is 116310015643. The reversal of 116310015621 is 126510013611.

116310015621 is a `hidden beast` number, since 1 + 1 + 6 + 31 + 0 + 0 + 1 + 5 + 621 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 62375062500 + 53934953121 = 249750^2 + 232239^2 .

It is not a de Polignac number, because 116310015621 - 2⁵ = 116310015589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116310015121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 303235 + ... + 569711.

It is an arithmetic number, because the mean of its divisors is an integer number (14000620881).

Almost surely, 2^116310015621 is an apocalyptic number.

It is an amenable number.

116310015621 is a deficient number, since it is larger than the sum of its proper divisors (51697434951).

116310015621 is a wasteful number, since it uses less digits than its factorization.

116310015621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314980 (or 314977 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The spelling of 116310015621 in words is "one hundred sixteen billion, three hundred ten million, fifteen thousand, six hundred twenty-one".