522605818381057 has 2 divisors, whose sum is σ = 522605818381058. Its totient is φ = 522605818381056.

The previous prime is 522605818381043. The next prime is 522605818381217. The reversal of 522605818381057 is 750183818506225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 393567828039936 + 129037990341121 = 19838544^2 + 11359489^2 .

It is a cyclic number.

It is not a de Polignac number, because 522605818381057 - 2⁷ = 522605818380929 is a prime.

It is a super-3 number, since 3×522605818381057³ (a number of 45 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 522605818380986 and 522605818381004.

It is not a weakly prime, because it can be changed into another prime (522605818381007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261302909190528 + 261302909190529.

It is an arithmetic number, because the mean of its divisors is an integer number (261302909190529).

Almost surely, 2^{522605818381057} is an apocalyptic number.

It is an amenable number.

522605818381057 is a deficient number, since it is larger than the sum of its proper divisors (1).

522605818381057 is an equidigital number, since it uses as much as digits as its factorization.

522605818381057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256000, while the sum is 61.

The spelling of 522605818381057 in words is "five hundred twenty-two trillion, six hundred five billion, eight hundred eighteen million, three hundred eighty-one thousand, fifty-seven".