5216253645017 has 2 divisors, whose sum is σ = 5216253645018. Its totient is φ = 5216253645016.

The previous prime is 5216253644983. The next prime is 5216253645023. The reversal of 5216253645017 is 7105463526125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5099778876361 + 116474768656 = 2258269^2 + 341284^2 .

It is a cyclic number.

It is not a de Polignac number, because 5216253645017 - 2¹⁴ = 5216253628633 is a prime.

It is not a weakly prime, because it can be changed into another prime (5216253645067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2608126822508 + 2608126822509.

It is an arithmetic number, because the mean of its divisors is an integer number (2608126822509).

Almost surely, 2^{5216253645017} is an apocalyptic number.

It is an amenable number.

5216253645017 is a deficient number, since it is larger than the sum of its proper divisors (1).

5216253645017 is an equidigital number, since it uses as much as digits as its factorization.

5216253645017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512000, while the sum is 47.

The spelling of 5216253645017 in words is "five trillion, two hundred sixteen billion, two hundred fifty-three million, six hundred forty-five thousand, seventeen".