520089533693 has 2 divisors, whose sum is σ = 520089533694. Its totient is φ = 520089533692.

The previous prime is 520089533633. The next prime is 520089533773. The reversal of 520089533693 is 396335980025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 514258225924 + 5831307769 = 717118^2 + 76363^2 .

It is a cyclic number.

It is not a de Polignac number, because 520089533693 - 2⁸ = 520089533437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (520089533633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260044766846 + 260044766847.

It is an arithmetic number, because the mean of its divisors is an integer number (260044766847).

Almost surely, 2^520089533693 is an apocalyptic number.

It is an amenable number.

520089533693 is a deficient number, since it is larger than the sum of its proper divisors (1).

520089533693 is an equidigital number, since it uses as much as digits as its factorization.

520089533693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5248800, while the sum is 53.

The spelling of 520089533693 in words is "five hundred twenty billion, eighty-nine million, five hundred thirty-three thousand, six hundred ninety-three".