440404041317 has 2 divisors, whose sum is σ = 440404041318. Its totient is φ = 440404041316.

The previous prime is 440404041283. The next prime is 440404041323. The reversal of 440404041317 is 713140404044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 276606572356 + 163797468961 = 525934^2 + 404719^2 .

It is a cyclic number.

It is not a de Polignac number, because 440404041317 - 2⁸ = 440404041061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440404041347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220202020658 + 220202020659.

It is an arithmetic number, because the mean of its divisors is an integer number (220202020659).

Almost surely, 2^440404041317 is an apocalyptic number.

It is an amenable number.

440404041317 is a deficient number, since it is larger than the sum of its proper divisors (1).

440404041317 is an equidigital number, since it uses as much as digits as its factorization.

440404041317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 32.

The spelling of 440404041317 in words is "four hundred forty billion, four hundred four million, forty-one thousand, three hundred seventeen".