12633544626 has 8 divisors (see below), whose sum is σ = 25267089264. Its totient is φ = 4211181540.

The previous prime is 12633544603. The next prime is 12633544633. The reversal of 12633544626 is 62644533621.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

12633544626 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 1052795380 + ... + 1052795391.

It is an arithmetic number, because the mean of its divisors is an integer number (3158386158).

Almost surely, 2^12633544626 is an apocalyptic number.

12633544626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12633544626 is a wasteful number, since it uses less digits than its factorization.

12633544626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2105590776.

The product of its digits is 622080, while the sum is 42.

The spelling of 12633544626 in words is "twelve billion, six hundred thirty-three million, five hundred forty-four thousand, six hundred twenty-six".