42444224444 has 6 divisors (see below), whose sum is σ = 74277392784. Its totient is φ = 21222112220.

The previous prime is 42444224413. The next prime is 42444224489. The reversal of 42444224444 is 44442244424.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 42444224398 and 42444224407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5305528052 + ... + 5305528059.

It is an arithmetic number, because the mean of its divisors is an integer number (12379565464).

Almost surely, 2^42444224444 is an apocalyptic number.

It is an amenable number.

42444224444 is a deficient number, since it is larger than the sum of its proper divisors (31833168340).

42444224444 is a wasteful number, since it uses less digits than its factorization.

42444224444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10611056115 (or 10611056113 counting only the distinct ones).

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

Adding to 42444224444 its reverse (44442244424), we get a palindrome (86886468868).

The spelling of 42444224444 in words is "forty-two billion, four hundred forty-four million, two hundred twenty-four thousand, four hundred forty-four".