12566152504 has 16 divisors (see below), whose sum is σ = 23576557320. Its totient is φ = 6279070560.

The previous prime is 12566152499. The next prime is 12566152507. The reversal of 12566152504 is 40525166521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12566152507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487359 + ... + 512494.

Almost surely, 2^12566152504 is an apocalyptic number.

It is an amenable number.

12566152504 is a deficient number, since it is larger than the sum of its proper divisors (11010404816).

12566152504 is a wasteful number, since it uses less digits than its factorization.

12566152504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001430 (or 1001426 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 12566152504 in words is "twelve billion, five hundred sixty-six million, one hundred fifty-two thousand, five hundred four".