14939280666 has 24 divisors (see below), whose sum is σ = 33775765920. Its totient is φ = 4763248776.

The previous prime is 14939280641. The next prime is 14939280679. The reversal of 14939280666 is 66608293941.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18042196 + ... + 18043023.

It is an arithmetic number, because the mean of its divisors is an integer number (1407323580).

Almost surely, 2^14939280666 is an apocalyptic number.

14939280666 is an abundant number, since it is smaller than the sum of its proper divisors (18836485254).

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

14939280666 is a wasteful number, since it uses less digits than its factorization.

14939280666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36085250 (or 36085247 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The spelling of 14939280666 in words is "fourteen billion, nine hundred thirty-nine million, two hundred eighty thousand, six hundred sixty-six".