4442330324421 has 12 divisors (see below), whose sum is σ = 7000035662880. Its totient is φ = 2692321408680.

The previous prime is 4442330324351. The next prime is 4442330324437. The reversal of 4442330324421 is 1244230332444.

4442330324421 is a `hidden beast` number, since 44 + 42 + 330 + 3 + 244 + 2 + 1 = 666.

It is not a de Polignac number, because 4442330324421 - 2⁹ = 4442330323909 is a prime.

It is a super-2 number, since 2×4442330324421² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4442330324221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22436011641 + ... + 22436011838.

It is an arithmetic number, because the mean of its divisors is an integer number (583336305240).

Almost surely, 2^{4442330324421} is an apocalyptic number.

It is an amenable number.

4442330324421 is a deficient number, since it is larger than the sum of its proper divisors (2557705338459).

4442330324421 is a wasteful number, since it uses less digits than its factorization.

4442330324421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44872023496 (or 44872023493 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 4442330324421 its reverse (1244230332444), we get a palindrome (5686560656865).

The spelling of 4442330324421 in words is "four trillion, four hundred forty-two billion, three hundred thirty million, three hundred twenty-four thousand, four hundred twenty-one".