13697722252 has 24 divisors (see below), whose sum is σ = 24132049200. Its totient is φ = 6802937856.

The previous prime is 13697722219. The next prime is 13697722271. The reversal of 13697722252 is 25222779631.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 654868 + ... + 675460.

It is an arithmetic number, because the mean of its divisors is an integer number (1005502050).

Almost surely, 2^13697722252 is an apocalyptic number.

It is an amenable number.

13697722252 is a deficient number, since it is larger than the sum of its proper divisors (10434326948).

13697722252 is a wasteful number, since it uses less digits than its factorization.

13697722252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21705 (or 21703 counting only the distinct ones).

The product of its digits is 635040, while the sum is 46.

The spelling of 13697722252 in words is "thirteen billion, six hundred ninety-seven million, seven hundred twenty-two thousand, two hundred fifty-two".