4023044434421 has 8 divisors (see below), whose sum is σ = 4483888534080. Its totient is φ = 3587110826688.

The previous prime is 4023044434403. The next prime is 4023044434433. The reversal of 4023044434421 is 1244344403204.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4023044434421 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4023044434441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6227622641 + ... + 6227623286.

It is an arithmetic number, because the mean of its divisors is an integer number (560486066760).

Almost surely, 2^{4023044434421} is an apocalyptic number.

It is an amenable number.

4023044434421 is a deficient number, since it is larger than the sum of its proper divisors (460844099659).

4023044434421 is a wasteful number, since it uses less digits than its factorization.

4023044434421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12455245963.

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 4023044434421 its reverse (1244344403204), we get a palindrome (5267388837625).

The spelling of 4023044434421 in words is "four trillion, twenty-three billion, forty-four million, four hundred thirty-four thousand, four hundred twenty-one".