522433571216442 has 16 divisors (see below), whose sum is σ = 1044867366387360. Its totient is φ = 174144486413072.

The previous prime is 522433571216407. The next prime is 522433571216443. The reversal of 522433571216442 is 244612175334225.

It is a happy number.

It is a super-2 number, since 2×522433571216442² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (522433571216443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50941888 + ... + 60331940.

It is an arithmetic number, because the mean of its divisors is an integer number (65304210399210).

Almost surely, 2^{522433571216442} is an apocalyptic number.

522433571216442 is an abundant number, since it is smaller than the sum of its proper divisors (522433795170918).

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

522433571216442 is a wasteful number, since it uses less digits than its factorization.

522433571216442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18662877.

The product of its digits is 9676800, while the sum is 51.

The spelling of 522433571216442 in words is "five hundred twenty-two trillion, four hundred thirty-three billion, five hundred seventy-one million, two hundred sixteen thousand, four hundred forty-two".