13085666902 has 32 divisors (see below), whose sum is σ = 24492420864. Its totient is φ = 5094036000.

The previous prime is 13085666899. The next prime is 13085666911. The reversal of 13085666902 is 20966658031.

It is a congruent number.

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, 151777 + ... + 221827.

It is an arithmetic number, because the mean of its divisors is an integer number (765388152).

Almost surely, 2^13085666902 is an apocalyptic number.

13085666902 is a deficient number, since it is larger than the sum of its proper divisors (11406753962).

13085666902 is a wasteful number, since it uses less digits than its factorization.

13085666902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71284.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 13085666902 in words is "thirteen billion, eighty-five million, six hundred sixty-six thousand, nine hundred two".