13224066666 has 32 divisors (see below), whose sum is σ = 26533426176. Its totient is φ = 4393830000.

The previous prime is 13224066649. The next prime is 13224066749. The reversal of 13224066666 is 66666042231.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3094111 + ... + 3098381.

It is an arithmetic number, because the mean of its divisors is an integer number (829169568).

Almost surely, 2^13224066666 is an apocalyptic number.

13224066666 is an abundant number, since it is smaller than the sum of its proper divisors (13309359510).

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

13224066666 is a wasteful number, since it uses less digits than its factorization.

13224066666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5818.

The product of its (nonzero) digits is 373248, while the sum is 42.

The spelling of 13224066666 in words is "thirteen billion, two hundred twenty-four million, sixty-six thousand, six hundred sixty-six".