13205064326 has 4 divisors (see below), whose sum is σ = 19807596492. Its totient is φ = 6602532162.

The previous prime is 13205064319. The next prime is 13205064337. The reversal of 13205064326 is 62346050231.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 13205064292 and 13205064301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3301266080 + ... + 3301266083.

It is an arithmetic number, because the mean of its divisors is an integer number (4951899123).

Almost surely, 2^13205064326 is an apocalyptic number.

13205064326 is a deficient number, since it is larger than the sum of its proper divisors (6602532166).

13205064326 is an equidigital number, since it uses as much as digits as its factorization.

13205064326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6602532165.

The product of its (nonzero) digits is 25920, while the sum is 32.

The spelling of 13205064326 in words is "thirteen billion, two hundred five million, sixty-four thousand, three hundred twenty-six".