11613716918856 has 96 divisors (see below), whose sum is σ = 33934156434360. Its totient is φ = 3567035667456.

The previous prime is 11613716918833. The next prime is 11613716918857. The reversal of 11613716918856 is 65881961731611.

11613716918856 is a `hidden beast` number, since 1 + 1 + 613 + 7 + 1 + 6 + 9 + 1 + 8 + 8 + 5 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 8863326853956 + 2750390064900 = 2977134^2 + 1658430^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11613716918793 and 11613716918802.

It is not an unprimeable number, because it can be changed into a prime (11613716918857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10616725 + ... + 11659428.

Almost surely, 2^{11613716918856} is an apocalyptic number.

It is an amenable number.

11613716918856 is an abundant number, since it is smaller than the sum of its proper divisors (22320439515504).

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

11613716918856 is a wasteful number, since it uses less digits than its factorization.

11613716918856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22276735 (or 22276728 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 63.

The spelling of 11613716918856 in words is "eleven trillion, six hundred thirteen billion, seven hundred sixteen million, nine hundred eighteen thousand, eight hundred fifty-six".