13223717085604 has 6 divisors (see below), whose sum is σ = 23141504899814. Its totient is φ = 6611858542800.

The previous prime is 13223717085539. The next prime is 13223717085613. The reversal of 13223717085604 is 40658071732231.

It can be written as a sum of positive squares in only one way, i.e., 12008096172900 + 1215620912704 = 3465270^2 + 1102552^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1652964635697 + ... + 1652964635704.

Almost surely, 2^{13223717085604} is an apocalyptic number.

It is an amenable number.

13223717085604 is a deficient number, since it is larger than the sum of its proper divisors (9917787814210).

13223717085604 is a wasteful number, since it uses less digits than its factorization.

13223717085604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3305929271405 (or 3305929271403 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 13223717085604 in words is "thirteen trillion, two hundred twenty-three billion, seven hundred seventeen million, eighty-five thousand, six hundred four".