443403423434 has 8 divisors (see below), whose sum is σ = 700110668640. Its totient is φ = 210033200556.

The previous prime is 443403423431. The next prime is 443403423461. The reversal of 443403423434 is 434324304344.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×443403423434² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 11668511143 = 443403423434 / (4 + 4 + 3 + 4 + 0 + 3 + 4 + 2 + 3 + 4 + 3 + 4).

It is not an unprimeable number, because it can be changed into a prime (443403423431) 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 3 ways as a sum of consecutive naturals, for example, 5834255534 + ... + 5834255609.

It is an arithmetic number, because the mean of its divisors is an integer number (87513833580).

Almost surely, 2^443403423434 is an apocalyptic number.

443403423434 is a deficient number, since it is larger than the sum of its proper divisors (256707245206).

443403423434 is a wasteful number, since it uses less digits than its factorization.

443403423434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11668511164.

The product of its (nonzero) digits is 663552, while the sum is 38.

Adding to 443403423434 its reverse (434324304344), we get a palindrome (877727727778).

The spelling of 443403423434 in words is "four hundred forty-three billion, four hundred three million, four hundred twenty-three thousand, four hundred thirty-four".