522608463013 has 18 divisors (see below), whose sum is σ = 654719174214. Its totient is φ = 413477974224.

The previous prime is 522608462989. The next prime is 522608463017. The reversal of 522608463013 is 310364806225.

It can be written as a sum of positive squares in only one way, i.e., 361805859009 + 160802604004 = 601503^2 + 401002^2 .

It is a de Polignac number, because none of the positive numbers 2^k-522608463013 is a prime.

It is a super-2 number, since 2×522608463013² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522608463017) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 18231270 + ... + 18259912.

Almost surely, 2^522608463013 is an apocalyptic number.

It is an amenable number.

522608463013 is a deficient number, since it is larger than the sum of its proper divisors (132110711201).

522608463013 is an frugal number, since it uses more digits than its factorization.

522608463013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57313 (or 28663 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 522608463013 in words is "five hundred twenty-two billion, six hundred eight million, four hundred sixty-three thousand, thirteen".