1044443662673 has 2 divisors, whose sum is σ = 1044443662674. Its totient is φ = 1044443662672.

The previous prime is 1044443662651. The next prime is 1044443662681. The reversal of 1044443662673 is 3762663444401.

1044443662673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 844573866049 + 199869796624 = 919007^2 + 447068^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1044443662673 is a prime.

It is not a weakly prime, because it can be changed into another prime (1044443661673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522221831336 + 522221831337.

It is an arithmetic number, because the mean of its divisors is an integer number (522221831337).

Almost surely, 2^{1044443662673} is an apocalyptic number.

It is an amenable number.

1044443662673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044443662673 is an equidigital number, since it uses as much as digits as its factorization.

1044443662673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6967296, while the sum is 50.

The spelling of 1044443662673 in words is "one trillion, forty-four billion, four hundred forty-three million, six hundred sixty-two thousand, six hundred seventy-three".