522020435253973 has 2 divisors, whose sum is σ = 522020435253974. Its totient is φ = 522020435253972.

The previous prime is 522020435253949. The next prime is 522020435254039. The reversal of 522020435253973 is 379352534020225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 466416673409124 + 55603761844849 = 21596682^2 + 7456793^2 .

It is a cyclic number.

It is not a de Polignac number, because 522020435253973 - 2⁹ = 522020435253461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 522020435253973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522020435253073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261010217626986 + 261010217626987.

It is an arithmetic number, because the mean of its divisors is an integer number (261010217626987).

Almost surely, 2^{522020435253973} is an apocalyptic number.

It is an amenable number.

522020435253973 is a deficient number, since it is larger than the sum of its proper divisors (1).

522020435253973 is an equidigital number, since it uses as much as digits as its factorization.

522020435253973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608000, while the sum is 52.

The spelling of 522020435253973 in words is "five hundred twenty-two trillion, twenty billion, four hundred thirty-five million, two hundred fifty-three thousand, nine hundred seventy-three".