6560342563 has 2 divisors, whose sum is σ = 6560342564. Its totient is φ = 6560342562.

The previous prime is 6560342501. The next prime is 6560342603. The reversal of 6560342563 is 3652430656.

It is an a-pointer prime, because the next prime (6560342603) can be obtained adding 6560342563 to its sum of digits (40).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6560342563 - 2²¹ = 6558245411 is a prime.

It is not a weakly prime, because it can be changed into another prime (6560342963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3280171281 + 3280171282.

It is an arithmetic number, because the mean of its divisors is an integer number (3280171282).

Almost surely, 2^6560342563 is an apocalyptic number.

6560342563 is a deficient number, since it is larger than the sum of its proper divisors (1).

6560342563 is an equidigital number, since it uses as much as digits as its factorization.

6560342563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 388800, while the sum is 40.

The square root of 6560342563 is about 80995.9416452454. The cubic root of 6560342563 is about 1872.0129089795.

The spelling of 6560342563 in words is "six billion, five hundred sixty million, three hundred forty-two thousand, five hundred sixty-three".