12633665366 has 16 divisors (see below), whose sum is σ = 21702195456. Its totient is φ = 5403307176.

The previous prime is 12633665351. The next prime is 12633665411. The reversal of 12633665366 is 66356633621.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12633665366.

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, 919676 + ... + 933311.

It is an arithmetic number, because the mean of its divisors is an integer number (1356387216).

Almost surely, 2^12633665366 is an apocalyptic number.

12633665366 is a deficient number, since it is larger than the sum of its proper divisors (9068530090).

12633665366 is a wasteful number, since it uses less digits than its factorization.

12633665366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1853483.

The product of its digits is 2099520, while the sum is 47.

The spelling of 12633665366 in words is "twelve billion, six hundred thirty-three million, six hundred sixty-five thousand, three hundred sixty-six".