43444352050313 has 2 divisors, whose sum is σ = 43444352050314. Its totient is φ = 43444352050312.

The previous prime is 43444352050303. The next prime is 43444352050321. The reversal of 43444352050313 is 31305025344434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34059981504649 + 9384370545664 = 5836093^2 + 3063392^2 .

It is a cyclic number.

It is not a de Polignac number, because 43444352050313 - 2¹⁸ = 43444351788169 is a prime.

It is not a weakly prime, because it can be changed into another prime (43444352050303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21722176025156 + 21722176025157.

It is an arithmetic number, because the mean of its divisors is an integer number (21722176025157).

Almost surely, 2^{43444352050313} is an apocalyptic number.

It is an amenable number.

43444352050313 is a deficient number, since it is larger than the sum of its proper divisors (1).

43444352050313 is an equidigital number, since it uses as much as digits as its factorization.

43444352050313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1036800, while the sum is 41.

Adding to 43444352050313 its reverse (31305025344434), we get a palindrome (74749377394747).

The spelling of 43444352050313 in words is "forty-three trillion, four hundred forty-four billion, three hundred fifty-two million, fifty thousand, three hundred thirteen".