12634544032533 has 40 divisors (see below), whose sum is σ = 18916291598336. Its totient is φ = 8404089876000.

The previous prime is 12634544032529. The next prime is 12634544032573. The reversal of 12634544032533 is 33523044543621.

12634544032533 is a `hidden beast` number, since 1 + 2 + 6 + 3 + 45 + 4 + 40 + 32 + 533 = 666.

It is not a de Polignac number, because 12634544032533 - 2² = 12634544032529 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12634544032573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 111730860 + ... + 111843882.

Almost surely, 2^{12634544032533} is an apocalyptic number.

It is an amenable number.

12634544032533 is a deficient number, since it is larger than the sum of its proper divisors (6281747565803).

12634544032533 is a wasteful number, since it uses less digits than its factorization.

12634544032533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116127 (or 116118 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 45.

The spelling of 12634544032533 in words is "twelve trillion, six hundred thirty-four billion, five hundred forty-four million, thirty-two thousand, five hundred thirty-three".