42220424242424 has 32 divisors (see below), whose sum is σ = 79980509170800. Its totient is φ = 20892294435840.

The previous prime is 42220424242391. The next prime is 42220424242453. The reversal of 42220424242424 is 42424242402224.

42220424242424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 63198059 + ... + 63862629.

Almost surely, 2^{42220424242424} is an apocalyptic number.

It is an amenable number.

42220424242424 is a deficient number, since it is larger than the sum of its proper divisors (37760084928376).

42220424242424 is a wasteful number, since it uses less digits than its factorization.

42220424242424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746543 (or 746539 counting only the distinct ones).

The product of its (nonzero) digits is 524288, while the sum is 38.

Adding to 42220424242424 its reverse (42424242402224), we get a palindrome (84644666644648).

The spelling of 42220424242424 in words is "forty-two trillion, two hundred twenty billion, four hundred twenty-four million, two hundred forty-two thousand, four hundred twenty-four".