13974099989 has 16 divisors (see below), whose sum is σ = 14559435264. Its totient is φ = 13397529600.

The previous prime is 13974099899. The next prime is 13974099991. The reversal of 13974099989 is 98999047931.

It is a cyclic number.

It is not a de Polignac number, because 13974099989 - 2¹² = 13974095893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13974099289) 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, 2730497 + ... + 2735609.

It is an arithmetic number, because the mean of its divisors is an integer number (909964704).

Almost surely, 2^13974099989 is an apocalyptic number.

It is an amenable number.

13974099989 is a deficient number, since it is larger than the sum of its proper divisors (585335275).

13974099989 is a wasteful number, since it uses less digits than its factorization.

13974099989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5948.

The product of its (nonzero) digits is 39680928, while the sum is 68.

The spelling of 13974099989 in words is "thirteen billion, nine hundred seventy-four million, ninety-nine thousand, nine hundred eighty-nine".