13444520445222 has 16 divisors (see below), whose sum is σ = 26895610458480. Its totient is φ = 4480411887072.

The previous prime is 13444520445217. The next prime is 13444520445247. The reversal of 13444520445222 is 22254402544431.

13444520445222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 273705397 + ... + 273754512.

It is an arithmetic number, because the mean of its divisors is an integer number (1680975653655).

Almost surely, 2^{13444520445222} is an apocalyptic number.

13444520445222 is an abundant number, since it is smaller than the sum of its proper divisors (13451090013258).

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

13444520445222 is a wasteful number, since it uses less digits than its factorization.

13444520445222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547464007.

The product of its (nonzero) digits is 1228800, while the sum is 42.

Adding to 13444520445222 its reverse (22254402544431), we get a palindrome (35698922989653).

The spelling of 13444520445222 in words is "thirteen trillion, four hundred forty-four billion, five hundred twenty million, four hundred forty-five thousand, two hundred twenty-two".