522311125463 has 4 divisors (see below), whose sum is σ = 535050421248. Its totient is φ = 509571829680.

The previous prime is 522311125421. The next prime is 522311125493. The reversal of 522311125463 is 364521113225.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-522311125463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522311125403) 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, 6369647831 + ... + 6369647912.

It is an arithmetic number, because the mean of its divisors is an integer number (133762605312).

Almost surely, 2^522311125463 is an apocalyptic number.

522311125463 is a deficient number, since it is larger than the sum of its proper divisors (12739295785).

522311125463 is a wasteful number, since it uses less digits than its factorization.

522311125463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12739295784.

The product of its digits is 43200, while the sum is 35.

Adding to 522311125463 its reverse (364521113225), we get a palindrome (886832238688).

The spelling of 522311125463 in words is "five hundred twenty-two billion, three hundred eleven million, one hundred twenty-five thousand, four hundred sixty-three".