12829192389 has 72 divisors (see below), whose sum is σ = 20472798528. Its totient is φ = 7736601600.

The previous prime is 12829192351. The next prime is 12829192391. The reversal of 12829192389 is 98329192821.

12829192389 is a `hidden beast` number, since 12 + 82 + 91 + 92 + 389 = 666.

It is not a de Polignac number, because 12829192389 - 2⁸ = 12829192133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12829192319) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 19062357 + ... + 19063029.

It is an arithmetic number, because the mean of its divisors is an integer number (284344424).

Almost surely, 2^12829192389 is an apocalyptic number.

It is an amenable number.

12829192389 is a deficient number, since it is larger than the sum of its proper divisors (7643606139).

12829192389 is a wasteful number, since it uses less digits than its factorization.

12829192389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939 (or 923 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 54.

The spelling of 12829192389 in words is "twelve billion, eight hundred twenty-nine million, one hundred ninety-two thousand, three hundred eighty-nine".