8028339647 has 2 divisors, whose sum is σ = 8028339648. Its totient is φ = 8028339646.

The previous prime is 8028339623. The next prime is 8028339673. The reversal of 8028339647 is 7469338208.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8028339647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8028339595 and 8028339604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8028339047) 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, 4014169823 + 4014169824.

It is an arithmetic number, because the mean of its divisors is an integer number (4014169824).

Almost surely, 2^8028339647 is an apocalyptic number.

8028339647 is a deficient number, since it is larger than the sum of its proper divisors (1).

8028339647 is an equidigital number, since it uses as much as digits as its factorization.

8028339647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 50.

The square root of 8028339647 is about 89601.0024888115. The cubic root of 8028339647 is about 2002.3588540600.

The spelling of 8028339647 in words is "eight billion, twenty-eight million, three hundred thirty-nine thousand, six hundred forty-seven".