8325256736689 has 2 divisors, whose sum is σ = 8325256736690. Its totient is φ = 8325256736688.

The previous prime is 8325256736683. The next prime is 8325256736701. The reversal of 8325256736689 is 9866376525238.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7518744973089 + 806511763600 = 2742033^2 + 898060^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8325256736689 is a prime.

It is not a weakly prime, because it can be changed into another prime (8325256736683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4162628368344 + 4162628368345.

It is an arithmetic number, because the mean of its divisors is an integer number (4162628368345).

Almost surely, 2^{8325256736689} is an apocalyptic number.

It is an amenable number.

8325256736689 is a deficient number, since it is larger than the sum of its proper divisors (1).

8325256736689 is an equidigital number, since it uses as much as digits as its factorization.

8325256736689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 783820800, while the sum is 70.

The spelling of 8325256736689 in words is "eight trillion, three hundred twenty-five billion, two hundred fifty-six million, seven hundred thirty-six thousand, six hundred eighty-nine".