13683894945817 has 8 divisors (see below), whose sum is σ = 14002220071136. Its totient is φ = 13365574139232.

The previous prime is 13683894945811. The next prime is 13683894945827. The reversal of 13683894945817 is 71854949838631.

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

It is a cyclic number.

It is not a de Polignac number, because 13683894945817 - 2⁷ = 13683894945689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13683894945811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5841058 + ... + 7841284.

It is an arithmetic number, because the mean of its divisors is an integer number (1750277508892).

Almost surely, 2^{13683894945817} is an apocalyptic number.

It is an amenable number.

13683894945817 is a deficient number, since it is larger than the sum of its proper divisors (318325125319).

13683894945817 is a wasteful number, since it uses less digits than its factorization.

13683894945817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2159367.

The product of its digits is 1254113280, while the sum is 76.

The spelling of 13683894945817 in words is "thirteen trillion, six hundred eighty-three billion, eight hundred ninety-four million, nine hundred forty-five thousand, eight hundred seventeen".