12489652596 has 12 divisors (see below), whose sum is σ = 29142522752. Its totient is φ = 4163217528.

The previous prime is 12489652577. The next prime is 12489652601. The reversal of 12489652596 is 69525698421.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 520402180 + ... + 520402203.

Almost surely, 2^12489652596 is an apocalyptic number.

It is an amenable number.

12489652596 is an abundant number, since it is smaller than the sum of its proper divisors (16652870156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12489652596 is a wasteful number, since it uses less digits than its factorization.

12489652596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040804390 (or 1040804388 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 57.

The spelling of 12489652596 in words is "twelve billion, four hundred eighty-nine million, six hundred fifty-two thousand, five hundred ninety-six".