505352355017 has 2 divisors, whose sum is σ = 505352355018. Its totient is φ = 505352355016.

The previous prime is 505352354959. The next prime is 505352355037. The reversal of 505352355017 is 710553253505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 495825814201 + 9526540816 = 704149^2 + 97604^2 .

It is a cyclic number.

It is not a de Polignac number, because 505352355017 - 2²⁰ = 505351306441 is a prime.

It is not a weakly prime, because it can be changed into another prime (505352355037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252676177508 + 252676177509.

It is an arithmetic number, because the mean of its divisors is an integer number (252676177509).

Almost surely, 2^505352355017 is an apocalyptic number.

It is an amenable number.

505352355017 is a deficient number, since it is larger than the sum of its proper divisors (1).

505352355017 is an equidigital number, since it uses as much as digits as its factorization.

505352355017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 393750, while the sum is 41.

The spelling of 505352355017 in words is "five hundred five billion, three hundred fifty-two million, three hundred fifty-five thousand, seventeen".