42234144424 has 16 divisors (see below), whose sum is σ = 79193687220. Its totient is φ = 21115827840.

The previous prime is 42234144413. The next prime is 42234144437. The reversal of 42234144424 is 42444143224.

It can be written as a sum of positive squares in 2 ways, for example, as 28217952324 + 14016192100 = 167982^2 + 118390^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42234144424.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2437 + ... + 290644.

Almost surely, 2^42234144424 is an apocalyptic number.

It is an amenable number.

42234144424 is a deficient number, since it is larger than the sum of its proper divisors (36959542796).

42234144424 is a wasteful number, since it uses less digits than its factorization.

42234144424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311100 (or 311096 counting only the distinct ones).

The product of its digits is 98304, while the sum is 34.

Adding to 42234144424 its reverse (42444143224), we get a palindrome (84678287648).

The spelling of 42234144424 in words is "forty-two billion, two hundred thirty-four million, one hundred forty-four thousand, four hundred twenty-four".