6563245283513 has 2 divisors, whose sum is σ = 6563245283514. Its totient is φ = 6563245283512.

The previous prime is 6563245283489. The next prime is 6563245283561. The reversal of 6563245283513 is 3153825423656.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4281704515984 + 2281540767529 = 2069228^2 + 1510477^2 .

It is a cyclic number.

It is not a de Polignac number, because 6563245283513 - 2¹² = 6563245279417 is a prime.

It is not a weakly prime, because it can be changed into another prime (6563245283113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3281622641756 + 3281622641757.

It is an arithmetic number, because the mean of its divisors is an integer number (3281622641757).

Almost surely, 2^{6563245283513} is an apocalyptic number.

It is an amenable number.

6563245283513 is a deficient number, since it is larger than the sum of its proper divisors (1).

6563245283513 is an equidigital number, since it uses as much as digits as its factorization.

6563245283513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552000, while the sum is 53.

The spelling of 6563245283513 in words is "six trillion, five hundred sixty-three billion, two hundred forty-five million, two hundred eighty-three thousand, five hundred thirteen".