42442421104 has 20 divisors (see below), whose sum is σ = 83156150880. Its totient is φ = 20982769280.

The previous prime is 42442421083. The next prime is 42442421113. The reversal of 42442421104 is 40112424424.

It is a happy number.

It is a congruent number.

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, 14901112 + ... + 14903959.

It is an arithmetic number, because the mean of its divisors is an integer number (4157807544).

Almost surely, 2^42442421104 is an apocalyptic number.

It is an amenable number.

42442421104 is a deficient number, since it is larger than the sum of its proper divisors (40713729776).

42442421104 is a wasteful number, since it uses less digits than its factorization.

42442421104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29805168 (or 29805162 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 42442421104 its reverse (40112424424), we get a palindrome (82554845528).

The spelling of 42442421104 in words is "forty-two billion, four hundred forty-two million, four hundred twenty-one thousand, one hundred four".