13444333222145 has 16 divisors (see below), whose sum is σ = 18551058925440. Its totient is φ = 9162413241984.

The previous prime is 13444333222139. The next prime is 13444333222181. The reversal of 13444333222145 is 54122233344431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13444333222145 - 2¹⁴ = 13444333205761 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1178288180 + ... + 1178299589.

It is an arithmetic number, because the mean of its divisors is an integer number (1159441182840).

Almost surely, 2^{13444333222145} is an apocalyptic number.

It is an amenable number.

13444333222145 is a deficient number, since it is larger than the sum of its proper divisors (5106725703295).

13444333222145 is a wasteful number, since it uses less digits than its factorization.

13444333222145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2356587944.

The product of its digits is 829440, while the sum is 41.

Adding to 13444333222145 its reverse (54122233344431), we get a palindrome (67566566566576).

The spelling of 13444333222145 in words is "thirteen trillion, four hundred forty-four billion, three hundred thirty-three million, two hundred twenty-two thousand, one hundred forty-five".