13821722522 has 16 divisors (see below), whose sum is σ = 21058464672. Its totient is φ = 6802395600.

The previous prime is 13821722521. The next prime is 13821722531. The reversal of 13821722522 is 22522712831.

It is not an unprimeable number, because it can be changed into a prime (13821722521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134693 + ... + 213975.

It is an arithmetic number, because the mean of its divisors is an integer number (1316154042).

Almost surely, 2^13821722522 is an apocalyptic number.

13821722522 is a deficient number, since it is larger than the sum of its proper divisors (7236742150).

13821722522 is a wasteful number, since it uses less digits than its factorization.

13821722522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80653.

The product of its digits is 26880, while the sum is 35.

The spelling of 13821722522 in words is "thirteen billion, eight hundred twenty-one million, seven hundred twenty-two thousand, five hundred twenty-two".