522201142045312 has 32 divisors (see below), whose sum is σ = 1059951315751380. Its totient is φ = 256174145150976.

The previous prime is 522201142045249. The next prime is 522201142045321. The reversal of 522201142045312 is 213540241102225.

It can be written as a sum of positive squares in 2 ways, for example, as 430762719270976 + 91438422774336 = 20754824^2 + 9562344^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×522201142045312² (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 3 ways as a sum of consecutive naturals, for example, 38487695313 + ... + 38487708880.

Almost surely, 2^{522201142045312} is an apocalyptic number.

It is an amenable number.

522201142045312 is an abundant number, since it is smaller than the sum of its proper divisors (537750173706068).

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

522201142045312 is an equidigital number, since it uses as much as digits as its factorization.

522201142045312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76975404260 (or 76975404248 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 522201142045312 its reverse (213540241102225), we get a palindrome (735741383147537).

The spelling of 522201142045312 in words is "five hundred twenty-two trillion, two hundred one billion, one hundred forty-two million, forty-five thousand, three hundred twelve".