522225425420312 has 16 divisors (see below), whose sum is σ = 1021745397561840. Its totient is φ = 249759986070496.

The previous prime is 522225425420273. The next prime is 522225425420317. The reversal of 522225425420312 is 213024524522225.

It is a self number, because there is not a number n which added to its sum of digits gives 522225425420312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522225425420317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1419090829763 + ... + 1419090830130.

It is an arithmetic number, because the mean of its divisors is an integer number (63859087347615).

Almost surely, 2^{522225425420312} is an apocalyptic number.

It is an amenable number.

522225425420312 is a deficient number, since it is larger than the sum of its proper divisors (499519972141528).

522225425420312 is a wasteful number, since it uses less digits than its factorization.

522225425420312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2838181659922 (or 2838181659918 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 41.

Adding to 522225425420312 its reverse (213024524522225), we get a palindrome (735249949942537).

The spelling of 522225425420312 in words is "five hundred twenty-two trillion, two hundred twenty-five billion, four hundred twenty-five million, four hundred twenty thousand, three hundred twelve".