11658114938564 has 12 divisors (see below), whose sum is σ = 20467301469888. Its totient is φ = 5810314518600.

The previous prime is 11658114938563. The next prime is 11658114938579. The reversal of 11658114938564 is 46583941185611.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11658114938497 and 11658114938506.

It is not an unprimeable number, because it can be changed into a prime (11658114938563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4685736272 + ... + 4685738759.

It is an arithmetic number, because the mean of its divisors is an integer number (1705608455824).

Almost surely, 2^{11658114938564} is an apocalyptic number.

It is an amenable number.

11658114938564 is a deficient number, since it is larger than the sum of its proper divisors (8809186531324).

11658114938564 is a wasteful number, since it uses less digits than its factorization.

11658114938564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9371475346 (or 9371475344 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 62.

The spelling of 11658114938564 in words is "eleven trillion, six hundred fifty-eight billion, one hundred fourteen million, nine hundred thirty-eight thousand, five hundred sixty-four".