12633602561227 has 16 divisors (see below), whose sum is σ = 12987702784512. Its totient is φ = 12280171605120.

The previous prime is 12633602561141. The next prime is 12633602561269. The reversal of 12633602561227 is 72216520633621.

It is a cyclic number.

It is not a de Polignac number, because 12633602561227 - 2³⁹ = 12083846747339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12633602561287) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325077777 + ... + 325116637.

It is an arithmetic number, because the mean of its divisors is an integer number (811731424032).

Almost surely, 2^{12633602561227} is an apocalyptic number.

12633602561227 is a deficient number, since it is larger than the sum of its proper divisors (354100223285).

12633602561227 is a wasteful number, since it uses less digits than its factorization.

12633602561227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47238.

The product of its (nonzero) digits is 1088640, while the sum is 46.

The spelling of 12633602561227 in words is "twelve trillion, six hundred thirty-three billion, six hundred two million, five hundred sixty-one thousand, two hundred twenty-seven".