4043421430342 has 32 divisors (see below), whose sum is σ = 7296961116672. Its totient is φ = 1642883028864.

The previous prime is 4043421430303. The next prime is 4043421430357. The reversal of 4043421430342 is 2430341243404.

It is a junction number, because it is equal to n+sod(n) for n = 4043421430298 and 4043421430307.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 55526488 + ... + 55599259.

It is an arithmetic number, because the mean of its divisors is an integer number (228030034896).

Almost surely, 2^{4043421430342} is an apocalyptic number.

4043421430342 is a deficient number, since it is larger than the sum of its proper divisors (3253539686330).

4043421430342 is a wasteful number, since it uses less digits than its factorization.

4043421430342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111125892.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 4043421430342 its reverse (2430341243404), we get a palindrome (6473762673746).

The spelling of 4043421430342 in words is "four trillion, forty-three billion, four hundred twenty-one million, four hundred thirty thousand, three hundred forty-two".