522403855282093 has 2 divisors, whose sum is σ = 522403855282094. Its totient is φ = 522403855282092.

The previous prime is 522403855282081. The next prime is 522403855282097. The reversal of 522403855282093 is 390282558304225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 357322010179369 + 165081845102724 = 18902963^2 + 12848418^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-522403855282093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522403855282097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261201927641046 + 261201927641047.

It is an arithmetic number, because the mean of its divisors is an integer number (261201927641047).

Almost surely, 2^{522403855282093} is an apocalyptic number.

It is an amenable number.

522403855282093 is a deficient number, since it is larger than the sum of its proper divisors (1).

522403855282093 is an equidigital number, since it uses as much as digits as its factorization.

522403855282093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472000, while the sum is 58.

The spelling of 522403855282093 in words is "five hundred twenty-two trillion, four hundred three billion, eight hundred fifty-five million, two hundred eighty-two thousand, ninety-three".