522242186842838 has 128 divisors (see below), whose sum is σ = 1053657239878656. Its totient is φ = 187882725888000.

The previous prime is 522242186842801. The next prime is 522242186842877. The reversal of 522242186842838 is 838248681242225.

It is a happy number.

It is a super-2 number, since 2×522242186842838² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8276783306 + ... + 8276846402.

It is an arithmetic number, because the mean of its divisors is an integer number (8231697186552).

Almost surely, 2^{522242186842838} is an apocalyptic number.

522242186842838 is an abundant number, since it is smaller than the sum of its proper divisors (531415053035818).

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

522242186842838 is a wasteful number, since it uses less digits than its factorization.

522242186842838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122838.

The product of its digits is 188743680, while the sum is 65.

The spelling of 522242186842838 in words is "five hundred twenty-two trillion, two hundred forty-two billion, one hundred eighty-six million, eight hundred forty-two thousand, eight hundred thirty-eight".