6847648999 has 2 divisors, whose sum is σ = 6847649000. Its totient is φ = 6847648998.

The previous prime is 6847648991. The next prime is 6847649023. The reversal of 6847648999 is 9998467486.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6847648999 - 2³ = 6847648991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6847648991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3423824499 + 3423824500.

It is an arithmetic number, because the mean of its divisors is an integer number (3423824500).

Almost surely, 2^6847648999 is an apocalyptic number.

6847648999 is a deficient number, since it is larger than the sum of its proper divisors (1).

6847648999 is an equidigital number, since it uses as much as digits as its factorization.

6847648999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 188116992, while the sum is 70.

The square root of 6847648999 is about 82750.5226509174. The cubic root of 6847648999 is about 1898.9513140926.

The spelling of 6847648999 in words is "six billion, eight hundred forty-seven million, six hundred forty-eight thousand, nine hundred ninety-nine".