8444804047 has 2 divisors, whose sum is σ = 8444804048. Its totient is φ = 8444804046.

The previous prime is 8444803963. The next prime is 8444804059. The reversal of 8444804047 is 7404084448.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8444804047 - 2¹¹ = 8444801999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8444803994 and 8444804012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8444804647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4222402023 + 4222402024.

It is an arithmetic number, because the mean of its divisors is an integer number (4222402024).

Almost surely, 2^8444804047 is an apocalyptic number.

8444804047 is a deficient number, since it is larger than the sum of its proper divisors (1).

8444804047 is an equidigital number, since it uses as much as digits as its factorization.

8444804047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 458752, while the sum is 43.

The square root of 8444804047 is about 91895.6149497896. The cubic root of 8444804047 is about 2036.4004869837.

The spelling of 8444804047 in words is "eight billion, four hundred forty-four million, eight hundred four thousand, forty-seven".