12589606688 has 12 divisors (see below), whose sum is σ = 24785788230. Its totient is φ = 6294803328.

The previous prime is 12589606681. The next prime is 12589606691. The reversal of 12589606688 is 88660698521.

It can be written as a sum of positive squares in only one way, i.e., 6627913744 + 5961692944 = 81412^2 + 77212^2 .

It is not an unprimeable number, because it can be changed into a prime (12589606681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196712573 + ... + 196712636.

Almost surely, 2^12589606688 is an apocalyptic number.

It is an amenable number.

12589606688 is a deficient number, since it is larger than the sum of its proper divisors (12196181542).

12589606688 is an equidigital number, since it uses as much as digits as its factorization.

12589606688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393425219 (or 393425211 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 59.

The spelling of 12589606688 in words is "twelve billion, five hundred eighty-nine million, six hundred six thousand, six hundred eighty-eight".