443424431313 has 24 divisors (see below), whose sum is σ = 645829023840. Its totient is φ = 293160703680.

The previous prime is 443424431273. The next prime is 443424431327. The reversal of 443424431313 is 313134424344.

443424431313 is a `hidden beast` number, since 4 + 43 + 42 + 443 + 131 + 3 = 666.

It is not a de Polignac number, because 443424431313 - 2¹⁴ = 443424414929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (443424431113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1621653 + ... + 1875261.

It is an arithmetic number, because the mean of its divisors is an integer number (26909542660).

Almost surely, 2^443424431313 is an apocalyptic number.

It is an amenable number.

443424431313 is a deficient number, since it is larger than the sum of its proper divisors (202404592527).

443424431313 is a wasteful number, since it uses less digits than its factorization.

443424431313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255229 (or 255226 counting only the distinct ones).

The product of its digits is 165888, while the sum is 36.

Adding to 443424431313 its reverse (313134424344), we get a palindrome (756558855657).

The spelling of 443424431313 in words is "four hundred forty-three billion, four hundred twenty-four million, four hundred thirty-one thousand, three hundred thirteen".