4444404440039 has 2 divisors, whose sum is σ = 4444404440040. Its totient is φ = 4444404440038.

The previous prime is 4444404440017. The next prime is 4444404440071. The reversal of 4444404440039 is 9300444044444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4444404440039 - 2¹² = 4444404435943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4444404449039) 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, 2222202220019 + 2222202220020.

It is an arithmetic number, because the mean of its divisors is an integer number (2222202220020).

Almost surely, 2^{4444404440039} is an apocalyptic number.

4444404440039 is a deficient number, since it is larger than the sum of its proper divisors (1).

4444404440039 is an equidigital number, since it uses as much as digits as its factorization.

4444404440039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1769472, while the sum is 44.

The spelling of 4444404440039 in words is "four trillion, four hundred forty-four billion, four hundred four million, four hundred forty thousand, thirty-nine".