252352237520017 has 2 divisors, whose sum is σ = 252352237520018. Its totient is φ = 252352237520016.

The previous prime is 252352237520003. The next prime is 252352237520057. The reversal of 252352237520017 is 710025732253252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 216998796112641 + 35353441407376 = 14730879^2 + 5945876^2 .

It is a cyclic number.

It is not a de Polignac number, because 252352237520017 - 2¹¹ = 252352237517969 is a prime.

It is not a weakly prime, because it can be changed into another prime (252352237520057) 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, 126176118760008 + 126176118760009.

It is an arithmetic number, because the mean of its divisors is an integer number (126176118760009).

Almost surely, 2^{252352237520017} is an apocalyptic number.

It is an amenable number.

252352237520017 is a deficient number, since it is larger than the sum of its proper divisors (1).

252352237520017 is an equidigital number, since it uses as much as digits as its factorization.

252352237520017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764000, while the sum is 46.

Adding to 252352237520017 its reverse (710025732253252), we get a palindrome (962377969773269).

The spelling of 252352237520017 in words is "two hundred fifty-two trillion, three hundred fifty-two billion, two hundred thirty-seven million, five hundred twenty thousand, seventeen".