28822647517 has 2 divisors, whose sum is σ = 28822647518. Its totient is φ = 28822647516.

The previous prime is 28822647499. The next prime is 28822647533. The reversal of 28822647517 is 71574622882.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19526988121 + 9295659396 = 139739^2 + 96414^2 .

It is a cyclic number.

It is not a de Polignac number, because 28822647517 - 2²³ = 28814258909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28822644517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14411323758 + 14411323759.

It is an arithmetic number, because the mean of its divisors is an integer number (14411323759).

Almost surely, 2^28822647517 is an apocalyptic number.

It is an amenable number.

28822647517 is a deficient number, since it is larger than the sum of its proper divisors (1).

28822647517 is an equidigital number, since it uses as much as digits as its factorization.

28822647517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3010560, while the sum is 52.

The spelling of 28822647517 in words is "twenty-eight billion, eight hundred twenty-two million, six hundred forty-seven thousand, five hundred seventeen".