12534985359 has 24 divisors (see below), whose sum is σ = 20108728080. Its totient is φ = 7713834336.

The previous prime is 12534985357. The next prime is 12534985429. The reversal of 12534985359 is 95358943521.

12534985359 is a `hidden beast` number, since 1 + 2 + 53 + 498 + 53 + 59 = 666.

It is not a de Polignac number, because 12534985359 - 2¹ = 12534985357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12534985357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1368984 + ... + 1378109.

It is an arithmetic number, because the mean of its divisors is an integer number (837863670).

Almost surely, 2^12534985359 is an apocalyptic number.

12534985359 is a deficient number, since it is larger than the sum of its proper divisors (7573742721).

12534985359 is a wasteful number, since it uses less digits than its factorization.

12534985359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2747128 (or 2747109 counting only the distinct ones).

The product of its digits is 5832000, while the sum is 54.

The spelling of 12534985359 in words is "twelve billion, five hundred thirty-four million, nine hundred eighty-five thousand, three hundred fifty-nine".