424344322021 has 8 divisors (see below), whose sum is σ = 425164095200. Its totient is φ = 423524680560.

The previous prime is 424344321991. The next prime is 424344322123. The reversal of 424344322021 is 120223443424.

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

It is a cyclic number.

It is not a de Polignac number, because 424344322021 - 2⁷ = 424344321893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424344322421) 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 7 ways as a sum of consecutive naturals, for example, 8554990 + ... + 8604448.

It is an arithmetic number, because the mean of its divisors is an integer number (53145511900).

Almost surely, 2^424344322021 is an apocalyptic number.

It is an amenable number.

424344322021 is a deficient number, since it is larger than the sum of its proper divisors (819773179).

424344322021 is a wasteful number, since it uses less digits than its factorization.

424344322021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65859.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 424344322021 its reverse (120223443424), we get a palindrome (544567765445).

The spelling of 424344322021 in words is "four hundred twenty-four billion, three hundred forty-four million, three hundred twenty-two thousand, twenty-one".