4404044439973 has 2 divisors, whose sum is σ = 4404044439974. Its totient is φ = 4404044439972.

The previous prime is 4404044439901. The next prime is 4404044440039. The reversal of 4404044439973 is 3799344404044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2684544617764 + 1719499822209 = 1638458^2 + 1311297^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4404044439973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4404044439073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2202022219986 + 2202022219987.

It is an arithmetic number, because the mean of its divisors is an integer number (2202022219987).

Almost surely, 2^{4404044439973} is an apocalyptic number.

It is an amenable number.

4404044439973 is a deficient number, since it is larger than the sum of its proper divisors (1).

4404044439973 is an equidigital number, since it uses as much as digits as its factorization.

4404044439973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20901888, while the sum is 55.

The spelling of 4404044439973 in words is "four trillion, four hundred four billion, forty-four million, four hundred thirty-nine thousand, nine hundred seventy-three".