42240224220424 has 32 divisors (see below), whose sum is σ = 81176995814400. Its totient is φ = 20598662629440.

The previous prime is 42240224220349. The next prime is 42240224220497. The reversal of 42240224220424 is 42402242204224.

It is a self number, because there is not a number n which added to its sum of digits gives 42240224220424.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352270767 + ... + 352390654.

It is an arithmetic number, because the mean of its divisors is an integer number (2536781119200).

Almost surely, 2^{42240224220424} is an apocalyptic number.

It is an amenable number.

42240224220424 is a deficient number, since it is larger than the sum of its proper divisors (38936771593976).

42240224220424 is a wasteful number, since it uses less digits than its factorization.

42240224220424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704661613 (or 704661609 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 42240224220424 its reverse (42402242204224), we get a palindrome (84642466424648).

The spelling of 42240224220424 in words is "forty-two trillion, two hundred forty billion, two hundred twenty-four million, two hundred twenty thousand, four hundred twenty-four".