13332726666 has 48 divisors (see below), whose sum is σ = 33024446208. Its totient is φ = 3808188000.

The previous prime is 13332726581. The next prime is 13332726679. The reversal of 13332726666 is 66662723331.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 452031 + ... + 480621.

It is an arithmetic number, because the mean of its divisors is an integer number (688009296).

Almost surely, 2^13332726666 is an apocalyptic number.

13332726666 is an abundant number, since it is smaller than the sum of its proper divisors (19691719542).

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

13332726666 is a wasteful number, since it uses less digits than its factorization.

13332726666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32307 (or 32304 counting only the distinct ones).

The product of its digits is 979776, while the sum is 45.

The spelling of 13332726666 in words is "thirteen billion, three hundred thirty-two million, seven hundred twenty-six thousand, six hundred sixty-six".