43324042334421 has 16 divisors (see below), whose sum is σ = 57959468542080. Its totient is φ = 28785685843200.

The previous prime is 43324042334393. The next prime is 43324042334423. The reversal of 43324042334421 is 12443324042334.

It is a happy number.

43324042334421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43324042334421 - 2⁵ = 43324042334389 is a prime.

It is a super-2 number, since 2×43324042334421² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43324042334421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43324042334423) 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 15 ways as a sum of consecutive naturals, for example, 1928896 + ... + 9506246.

It is an arithmetic number, because the mean of its divisors is an integer number (3622466783880).

Almost surely, 2^{43324042334421} is an apocalyptic number.

It is an amenable number.

43324042334421 is a deficient number, since it is larger than the sum of its proper divisors (14635426207659).

43324042334421 is a wasteful number, since it uses less digits than its factorization.

43324042334421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7583756.

The product of its (nonzero) digits is 663552, while the sum is 39.

Adding to 43324042334421 its reverse (12443324042334), we get a palindrome (55767366376755).

The spelling of 43324042334421 in words is "forty-three trillion, three hundred twenty-four billion, forty-two million, three hundred thirty-four thousand, four hundred twenty-one".