13604321322 has 48 divisors (see below), whose sum is σ = 29747028480. Its totient is φ = 4493252736.

The previous prime is 13604321317. The next prime is 13604321323. The reversal of 13604321322 is 22312340631.

13604321322 is a `hidden beast` number, since 1 + 3 + 604 + 3 + 21 + 32 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (13604321323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 981879 + ... + 995637.

It is an arithmetic number, because the mean of its divisors is an integer number (619729760).

Almost surely, 2^13604321322 is an apocalyptic number.

13604321322 is an abundant number, since it is smaller than the sum of its proper divisors (16142707158).

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

13604321322 is a wasteful number, since it uses less digits than its factorization.

13604321322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14267 (or 14264 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 13604321322 its reverse (22312340631), we get a palindrome (35916661953).

The spelling of 13604321322 in words is "thirteen billion, six hundred four million, three hundred twenty-one thousand, three hundred twenty-two".