13042066666 has 8 divisors (see below), whose sum is σ = 19563788160. Its totient is φ = 6520803948.

The previous prime is 13042066651. The next prime is 13042066669. The reversal of 13042066666 is 66666024031.

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

It is not an unprimeable number, because it can be changed into a prime (13042066669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31576 + ... + 164563.

It is an arithmetic number, because the mean of its divisors is an integer number (2445473520).

Almost surely, 2^13042066666 is an apocalyptic number.

13042066666 is a deficient number, since it is larger than the sum of its proper divisors (6521721494).

13042066666 is a wasteful number, since it uses less digits than its factorization.

13042066666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229388.

The product of its (nonzero) digits is 186624, while the sum is 40.

The spelling of 13042066666 in words is "thirteen billion, forty-two million, sixty-six thousand, six hundred sixty-six".