523563213163 has 2 divisors, whose sum is σ = 523563213164. Its totient is φ = 523563213162.

The previous prime is 523563213083. The next prime is 523563213169. The reversal of 523563213163 is 361312365325.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 523563213163 - 2³³ = 514973278571 is a prime.

It is not a weakly prime, because it can be changed into another prime (523563213169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261781606581 + 261781606582.

It is an arithmetic number, because the mean of its divisors is an integer number (261781606582).

Almost surely, 2^523563213163 is an apocalyptic number.

523563213163 is a deficient number, since it is larger than the sum of its proper divisors (1).

523563213163 is an equidigital number, since it uses as much as digits as its factorization.

523563213163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 291600, while the sum is 40.

Adding to 523563213163 its reverse (361312365325), we get a palindrome (884875578488).

The spelling of 523563213163 in words is "five hundred twenty-three billion, five hundred sixty-three million, two hundred thirteen thousand, one hundred sixty-three".