42442624424 has 16 divisors (see below), whose sum is σ = 79619800500. Its totient is φ = 21210677632.

The previous prime is 42442624423. The next prime is 42442624447.

42442624424 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 40811272324 + 1631352100 = 202018^2 + 40390^2 .

It is not an unprimeable number, because it can be changed into a prime (42442624423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1312349 + ... + 1344300.

Almost surely, 2^42442624424 is an apocalyptic number.

It is an amenable number.

42442624424 is a deficient number, since it is larger than the sum of its proper divisors (37177176076).

42442624424 is a wasteful number, since it uses less digits than its factorization.

42442624424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2658652 (or 2658648 counting only the distinct ones).

The product of its digits is 393216, while the sum is 38.

The spelling of 42442624424 in words is "forty-two billion, four hundred forty-two million, six hundred twenty-four thousand, four hundred twenty-four".