12633666720205 has 8 divisors (see below), whose sum is σ = 15163345577952. Its totient is φ = 10104969700368.

The previous prime is 12633666720193. The next prime is 12633666720217. The reversal of 12633666720205 is 50202766633621.

It is an interprime number because it is at equal distance from previous prime (12633666720193) and next prime (12633666720217).

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

It is a cyclic number.

It is not a de Polignac number, because 12633666720205 - 2⁵ = 12633666720173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245431167 + ... + 245482636.

It is an arithmetic number, because the mean of its divisors is an integer number (1895418197244).

Almost surely, 2^{12633666720205} is an apocalyptic number.

It is an amenable number.

12633666720205 is a deficient number, since it is larger than the sum of its proper divisors (2529678857747).

12633666720205 is an equidigital number, since it uses as much as digits as its factorization.

12633666720205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490918955.

The product of its (nonzero) digits is 3265920, while the sum is 49.

The spelling of 12633666720205 in words is "twelve trillion, six hundred thirty-three billion, six hundred sixty-six million, seven hundred twenty thousand, two hundred five".