522276307444 has 24 divisors (see below), whose sum is σ = 967808866248. Its totient is φ = 245761443840.

The previous prime is 522276307429. The next prime is 522276307453. The reversal of 522276307444 is 444703672225.

It can be written as a sum of positive squares in 4 ways, for example, as 104911210000 + 417365097444 = 323900^2 + 646038^2 .

It is a junction number, because it is equal to n+sod(n) for n = 522276307394 and 522276307403.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 868924 + ... + 1341484.

It is an arithmetic number, because the mean of its divisors is an integer number (40325369427).

Almost surely, 2^522276307444 is an apocalyptic number.

It is an amenable number.

522276307444 is a deficient number, since it is larger than the sum of its proper divisors (445532558804).

522276307444 is a wasteful number, since it uses less digits than its factorization.

522276307444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488835 (or 488833 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 46.

Adding to 522276307444 its reverse (444703672225), we get a palindrome (966979979669).

The spelling of 522276307444 in words is "five hundred twenty-two billion, two hundred seventy-six million, three hundred seven thousand, four hundred forty-four".