20324243422424 has 32 divisors (see below), whose sum is σ = 38250932138640. Its totient is φ = 10124039587200.

The previous prime is 20324243422421. The next prime is 20324243422513. The reversal of 20324243422424 is 42422434242302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20324243422421) 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, 840614 + ... + 6430794.

Almost surely, 2^{20324243422424} is an apocalyptic number.

It is an amenable number.

20324243422424 is a deficient number, since it is larger than the sum of its proper divisors (17926688716216).

20324243422424 is a wasteful number, since it uses less digits than its factorization.

20324243422424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5591891 (or 5591887 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 38.

Adding to 20324243422424 its reverse (42422434242302), we get a palindrome (62746677664726).

The spelling of 20324243422424 in words is "twenty trillion, three hundred twenty-four billion, two hundred forty-three million, four hundred twenty-two thousand, four hundred twenty-four".