12597095776 has 24 divisors (see below), whose sum is σ = 25470819360. Its totient is φ = 6128316288.

The previous prime is 12597095773. The next prime is 12597095789. The reversal of 12597095776 is 67759079521.

It is a self number, because there is not a number n which added to its sum of digits gives 12597095776.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12597095773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5318536 + ... + 5320903.

It is an arithmetic number, because the mean of its divisors is an integer number (1061284140).

Almost surely, 2^12597095776 is an apocalyptic number.

12597095776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12597095776 is an abundant number, since it is smaller than the sum of its proper divisors (12873723584).

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

12597095776 is a wasteful number, since it uses less digits than its factorization.

12597095776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10639486 (or 10639478 counting only the distinct ones).

The product of its (nonzero) digits is 8334900, while the sum is 58.

The spelling of 12597095776 in words is "twelve billion, five hundred ninety-seven million, ninety-five thousand, seven hundred seventy-six".