12652207443017 has 2 divisors, whose sum is σ = 12652207443018. Its totient is φ = 12652207443016.

The previous prime is 12652207442969. The next prime is 12652207443023. The reversal of 12652207443017 is 71034470225621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7013620008976 + 5638587434041 = 2648324^2 + 2374571^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12652207443017 is a prime.

It is a super-2 number, since 2×12652207443017² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12652207443077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6326103721508 + 6326103721509.

It is an arithmetic number, because the mean of its divisors is an integer number (6326103721509).

Almost surely, 2^{12652207443017} is an apocalyptic number.

It is an amenable number.

12652207443017 is a deficient number, since it is larger than the sum of its proper divisors (1).

12652207443017 is an equidigital number, since it uses as much as digits as its factorization.

12652207443017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 564480, while the sum is 44.

Adding to 12652207443017 its reverse (71034470225621), we get a palindrome (83686677668638).

The spelling of 12652207443017 in words is "twelve trillion, six hundred fifty-two billion, two hundred seven million, four hundred forty-three thousand, seventeen".