13568913444678 has 8 divisors (see below), whose sum is σ = 27137826889368. Its totient is φ = 4522971148224.

The previous prime is 13568913444673. The next prime is 13568913444701. The reversal of 13568913444678 is 87644431986531.

It is a sphenic number, since it is the product of 3 distinct primes.

13568913444678 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13568913444673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1130742787051 + ... + 1130742787062.

It is an arithmetic number, because the mean of its divisors is an integer number (3392228361171).

Almost surely, 2^{13568913444678} is an apocalyptic number.

13568913444678 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13568913444678 is a wasteful number, since it uses less digits than its factorization.

13568913444678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2261485574118.

The product of its digits is 418037760, while the sum is 69.

The spelling of 13568913444678 in words is "thirteen trillion, five hundred sixty-eight billion, nine hundred thirteen million, four hundred forty-four thousand, six hundred seventy-eight".