440343201349 has 2 divisors, whose sum is σ = 440343201350. Its totient is φ = 440343201348.

The previous prime is 440343201343. The next prime is 440343201359. The reversal of 440343201349 is 943102343044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 419450522500 + 20892678849 = 647650^2 + 144543^2 .

It is a cyclic number.

It is not a de Polignac number, because 440343201349 - 2³ = 440343201341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440343201341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220171600674 + 220171600675.

It is an arithmetic number, because the mean of its divisors is an integer number (220171600675).

Almost surely, 2^440343201349 is an apocalyptic number.

It is an amenable number.

440343201349 is a deficient number, since it is larger than the sum of its proper divisors (1).

440343201349 is an equidigital number, since it uses as much as digits as its factorization.

440343201349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 37.

The spelling of 440343201349 in words is "four hundred forty billion, three hundred forty-three million, two hundred one thousand, three hundred forty-nine".