4434421432423 has 4 divisors (see below), whose sum is σ = 4542578052768. Its totient is φ = 4326264812080.

The previous prime is 4434421432393. The next prime is 4434421432439. The reversal of 4434421432423 is 3242341244344.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4434421432423 - 2⁵ = 4434421432391 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4434421432453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54078310111 + ... + 54078310192.

It is an arithmetic number, because the mean of its divisors is an integer number (1135644513192).

Almost surely, 2^{4434421432423} is an apocalyptic number.

4434421432423 is a deficient number, since it is larger than the sum of its proper divisors (108156620345).

4434421432423 is a wasteful number, since it uses less digits than its factorization.

4434421432423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108156620344.

The product of its digits is 884736, while the sum is 40.

Adding to 4434421432423 its reverse (3242341244344), we get a palindrome (7676762676767).

The spelling of 4434421432423 in words is "four trillion, four hundred thirty-four billion, four hundred twenty-one million, four hundred thirty-two thousand, four hundred twenty-three".