13986650579 has 16 divisors (see below), whose sum is σ = 15641186400. Its totient is φ = 12396384000.

The previous prime is 13986650563. The next prime is 13986650581. The reversal of 13986650579 is 97505668931.

It is not a de Polignac number, because 13986650579 - 2⁴ = 13986650563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13986650539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 688589 + ... + 708609.

It is an arithmetic number, because the mean of its divisors is an integer number (977574150).

Almost surely, 2^13986650579 is an apocalyptic number.

13986650579 is a deficient number, since it is larger than the sum of its proper divisors (1654535821).

13986650579 is a wasteful number, since it uses less digits than its factorization.

13986650579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21622.

The product of its (nonzero) digits is 12247200, while the sum is 59.

The spelling of 13986650579 in words is "thirteen billion, nine hundred eighty-six million, six hundred fifty thousand, five hundred seventy-nine".