5144442444409 has 2 divisors, whose sum is σ = 5144442444410. Its totient is φ = 5144442444408.

The previous prime is 5144442444377. The next prime is 5144442444431. The reversal of 5144442444409 is 9044442444415.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5129862606400 + 14579838009 = 2264920^2 + 120747^2 .

It is a cyclic number.

It is not a de Polignac number, because 5144442444409 - 2⁵ = 5144442444377 is a prime.

It is not a weakly prime, because it can be changed into another prime (5144442414409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2572221222204 + 2572221222205.

It is an arithmetic number, because the mean of its divisors is an integer number (2572221222205).

Almost surely, 2^{5144442444409} is an apocalyptic number.

It is an amenable number.

5144442444409 is a deficient number, since it is larger than the sum of its proper divisors (1).

5144442444409 is an equidigital number, since it uses as much as digits as its factorization.

5144442444409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5898240, while the sum is 49.

The spelling of 5144442444409 in words is "five trillion, one hundred forty-four billion, four hundred forty-two million, four hundred forty-four thousand, four hundred nine".