443434313412 has 36 divisors (see below), whose sum is σ = 1122376407516. Its totient is φ = 147617195520.

The previous prime is 443434313407. The next prime is 443434313431. The reversal of 443434313412 is 214313434344.

443434313412 is a `hidden beast` number, since 443 + 43 + 43 + 134 + 1 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 37073962116 + 406360351296 = 192546^2 + 637464^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×443434313412² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 8065653 + ... + 8120444.

It is an arithmetic number, because the mean of its divisors is an integer number (31177122431).

Almost surely, 2^443434313412 is an apocalyptic number.

It is an amenable number.

443434313412 is an abundant number, since it is smaller than the sum of its proper divisors (678942094104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

443434313412 is a wasteful number, since it uses less digits than its factorization.

443434313412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16186868 (or 16186863 counting only the distinct ones).

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

Adding to 443434313412 its reverse (214313434344), we get a palindrome (657747747756).

The spelling of 443434313412 in words is "four hundred forty-three billion, four hundred thirty-four million, three hundred thirteen thousand, four hundred twelve".