8272944445663 has 2 divisors, whose sum is σ = 8272944445664. Its totient is φ = 8272944445662.

The previous prime is 8272944445651. The next prime is 8272944445679. The reversal of 8272944445663 is 3665444492728.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8272944445663 - 2⁹ = 8272944445151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8272944445595 and 8272944445604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8272944445613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4136472222831 + 4136472222832.

It is an arithmetic number, because the mean of its divisors is an integer number (4136472222832).

Almost surely, 2^{8272944445663} is an apocalyptic number.

8272944445663 is a deficient number, since it is larger than the sum of its proper divisors (1).

8272944445663 is an equidigital number, since it uses as much as digits as its factorization.

8272944445663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 278691840, while the sum is 64.

The spelling of 8272944445663 in words is "eight trillion, two hundred seventy-two billion, nine hundred forty-four million, four hundred forty-five thousand, six hundred sixty-three".