12369593889 has 16 divisors (see below), whose sum is σ = 18531230400. Its totient is φ = 8153738208.

The previous prime is 12369593869. The next prime is 12369593891. The reversal of 12369593889 is 98839596321.

12369593889 is a `hidden beast` number, since 1 + 2 + 36 + 9 + 593 + 8 + 8 + 9 = 666.

It is not a de Polignac number, because 12369593889 - 2⁵ = 12369593857 is a prime.

It is a super-2 number, since 2×12369593889² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12369593849) 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, 2571379 + ... + 2576184.

It is an arithmetic number, because the mean of its divisors is an integer number (1158201900).

Almost surely, 2^12369593889 is an apocalyptic number.

It is an amenable number.

12369593889 is a deficient number, since it is larger than the sum of its proper divisors (6161636511).

12369593889 is an equidigital number, since it uses as much as digits as its factorization.

12369593889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5147661 (or 5147655 counting only the distinct ones).

The product of its digits is 25194240, while the sum is 63.

The spelling of 12369593889 in words is "twelve billion, three hundred sixty-nine million, five hundred ninety-three thousand, eight hundred eighty-nine".