6396242863 has 2 divisors, whose sum is σ = 6396242864. Its totient is φ = 6396242862.

The previous prime is 6396242849. The next prime is 6396242917. The reversal of 6396242863 is 3682426936.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6396242863 - 2¹³ = 6396234671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6396242563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3198121431 + 3198121432.

It is an arithmetic number, because the mean of its divisors is an integer number (3198121432).

Almost surely, 2^6396242863 is an apocalyptic number.

6396242863 is a deficient number, since it is larger than the sum of its proper divisors (1).

6396242863 is an equidigital number, since it uses as much as digits as its factorization.

6396242863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2239488, while the sum is 49.

The square root of 6396242863 is about 79976.5144464298. The cubic root of 6396242863 is about 1856.2721480532.

The spelling of 6396242863 in words is "six billion, three hundred ninety-six million, two hundred forty-two thousand, eight hundred sixty-three".