443474536313 has 2 divisors, whose sum is σ = 443474536314. Its totient is φ = 443474536312.

The previous prime is 443474536303. The next prime is 443474536343. The reversal of 443474536313 is 313635474344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 320976636304 + 122497900009 = 566548^2 + 349997^2 .

It is a cyclic number.

It is not a de Polignac number, because 443474536313 - 2¹⁸ = 443474274169 is a prime.

It is not a weakly prime, because it can be changed into another prime (443474536303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221737268156 + 221737268157.

It is an arithmetic number, because the mean of its divisors is an integer number (221737268157).

Almost surely, 2^443474536313 is an apocalyptic number.

It is an amenable number.

443474536313 is a deficient number, since it is larger than the sum of its proper divisors (1).

443474536313 is an equidigital number, since it uses as much as digits as its factorization.

443474536313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4354560, while the sum is 47.

The spelling of 443474536313 in words is "four hundred forty-three billion, four hundred seventy-four million, five hundred thirty-six thousand, three hundred thirteen".