6444848747 has 2 divisors, whose sum is σ = 6444848748. Its totient is φ = 6444848746.

The previous prime is 6444848731. The next prime is 6444848749. The reversal of 6444848747 is 7478484446.

6444848747 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6444848747 - 2⁴ = 6444848731 is a prime.

Together with 6444848749, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 6444848692 and 6444848701.

It is not a weakly prime, because it can be changed into another prime (6444848749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3222424373 + 3222424374.

It is an arithmetic number, because the mean of its divisors is an integer number (3222424374).

Almost surely, 2^6444848747 is an apocalyptic number.

6444848747 is a deficient number, since it is larger than the sum of its proper divisors (1).

6444848747 is an equidigital number, since it uses as much as digits as its factorization.

6444848747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19267584, while the sum is 56.

The square root of 6444848747 is about 80279.8153149346. The cubic root of 6444848747 is about 1860.9623057433.

The spelling of 6444848747 in words is "six billion, four hundred forty-four million, eight hundred forty-eight thousand, seven hundred forty-seven".