522245345122444 has 24 divisors (see below), whose sum is σ = 952345211559840. Its totient is φ = 250278161863296.

The previous prime is 522245345122393. The next prime is 522245345122549. The reversal of 522245345122444 is 444221543542225.

It is a super-2 number, since 2×522245345122444² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

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, 16431060912 + ... + 16431092695.

It is an arithmetic number, because the mean of its divisors is an integer number (39681050481660).

Almost surely, 2^{522245345122444} is an apocalyptic number.

It is an amenable number.

522245345122444 is a deficient number, since it is larger than the sum of its proper divisors (430099866437396).

522245345122444 is a wasteful number, since it uses less digits than its factorization.

522245345122444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32862153777 (or 32862153775 counting only the distinct ones).

The product of its digits is 12288000, while the sum is 49.

Adding to 522245345122444 its reverse (444221543542225), we get a palindrome (966466888664669).

The spelling of 522245345122444 in words is "five hundred twenty-two trillion, two hundred forty-five billion, three hundred forty-five million, one hundred twenty-two thousand, four hundred forty-four".