12594684897 has 24 divisors (see below), whose sum is σ = 18898143264. Its totient is φ = 8382201408.

The previous prime is 12594684887. The next prime is 12594684899. The reversal of 12594684897 is 79848649521.

12594684897 is a `hidden beast` number, since 1 + 2 + 5 + 94 + 68 + 489 + 7 = 666.

It is not a de Polignac number, because 12594684897 - 2⁴ = 12594684881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12594684899) 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, 100398 + ... + 187800.

It is an arithmetic number, because the mean of its divisors is an integer number (787422636).

Almost surely, 2^12594684897 is an apocalyptic number.

It is an amenable number.

12594684897 is a deficient number, since it is larger than the sum of its proper divisors (6303458367).

12594684897 is an frugal number, since it uses more digits than its factorization.

12594684897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88011 (or 87999 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 63.

The spelling of 12594684897 in words is "twelve billion, five hundred ninety-four million, six hundred eighty-four thousand, eight hundred ninety-seven".