12660634000503 has 40 divisors (see below), whose sum is σ = 18969403047936. Its totient is φ = 8415178160400.

The previous prime is 12660634000489. The next prime is 12660634000513. The reversal of 12660634000503 is 30500043606621.

12660634000503 is a `hidden beast` number, since 1 + 2 + 6 + 606 + 3 + 40 + 0 + 0 + 5 + 0 + 3 = 666.

It is not a de Polignac number, because 12660634000503 - 2⁶ = 12660634000439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12660634000513) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 82786038 + ... + 82938828.

Almost surely, 2^{12660634000503} is an apocalyptic number.

12660634000503 is a deficient number, since it is larger than the sum of its proper divisors (6308769047433).

12660634000503 is a wasteful number, since it uses less digits than its factorization.

12660634000503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155857 (or 155848 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 12660634000503 in words is "twelve trillion, six hundred sixty billion, six hundred thirty-four million, five hundred three", and thus it is an aban number.