522345343845620 has 96 divisors (see below), whose sum is σ = 1106063082700800. Its totient is φ = 207202871715840.

The previous prime is 522345343845557. The next prime is 522345343845643. The reversal of 522345343845620 is 26548343543225.

It is a happy number.

It is a super-2 number, since 2×522345343845620² (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 31 ways as a sum of consecutive naturals, for example, 21983294540 + ... + 21983318300.

It is an arithmetic number, because the mean of its divisors is an integer number (11521490444800).

Almost surely, 2^{522345343845620} is an apocalyptic number.

It is an amenable number.

522345343845620 is an abundant number, since it is smaller than the sum of its proper divisors (583717738855180).

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

522345343845620 is a wasteful number, since it uses less digits than its factorization.

522345343845620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37273 (or 37271 counting only the distinct ones).

The product of its (nonzero) digits is 82944000, while the sum is 56.

The spelling of 522345343845620 in words is "five hundred twenty-two trillion, three hundred forty-five billion, three hundred forty-three million, eight hundred forty-five thousand, six hundred twenty".