522193472389 has 2 divisors, whose sum is σ = 522193472390. Its totient is φ = 522193472388.

The previous prime is 522193472371. The next prime is 522193472407. The reversal of 522193472389 is 983274391225.

It is a balanced prime because it is at equal distance from previous prime (522193472371) and next prime (522193472407).

It can be written as a sum of positive squares in only one way, i.e., 373494544164 + 148698928225 = 611142^2 + 385615^2 .

It is a cyclic number.

It is not a de Polignac number, because 522193472389 - 2⁵ = 522193472357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522193472329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261096736194 + 261096736195.

It is an arithmetic number, because the mean of its divisors is an integer number (261096736195).

Almost surely, 2^522193472389 is an apocalyptic number.

It is an amenable number.

522193472389 is a deficient number, since it is larger than the sum of its proper divisors (1).

522193472389 is an equidigital number, since it uses as much as digits as its factorization.

522193472389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6531840, while the sum is 55.

The spelling of 522193472389 in words is "five hundred twenty-two billion, one hundred ninety-three million, four hundred seventy-two thousand, three hundred eighty-nine".