13864233889 has 16 divisors (see below), whose sum is σ = 15178116096. Its totient is φ = 12559352400.

The previous prime is 13864233869. The next prime is 13864233953. The reversal of 13864233889 is 98833246831.

It is a cyclic number.

It is not a de Polignac number, because 13864233889 - 2²⁷ = 13730016161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13864233809) 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, 4966084 + ... + 4968874.

It is an arithmetic number, because the mean of its divisors is an integer number (948632256).

Almost surely, 2^13864233889 is an apocalyptic number.

It is an amenable number.

13864233889 is a deficient number, since it is larger than the sum of its proper divisors (1313882207).

13864233889 is a wasteful number, since it uses less digits than its factorization.

13864233889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4236.

The product of its digits is 5971968, while the sum is 55.

The spelling of 13864233889 in words is "thirteen billion, eight hundred sixty-four million, two hundred thirty-three thousand, eight hundred eighty-nine".