42423411444 has 12 divisors (see below), whose sum is σ = 98987960064. Its totient is φ = 14141137144.

The previous prime is 42423411403. The next prime is 42423411449. The reversal of 42423411444 is 44411432424.

It is a tau number, because it is divible by the number of its divisors (12).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42423411449) 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, 1767642132 + ... + 1767642155.

It is an arithmetic number, because the mean of its divisors is an integer number (8248996672).

Almost surely, 2^42423411444 is an apocalyptic number.

It is an amenable number.

42423411444 is an abundant number, since it is smaller than the sum of its proper divisors (56564548620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42423411444 is a wasteful number, since it uses less digits than its factorization.

42423411444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3535284294 (or 3535284292 counting only the distinct ones).

The product of its digits is 49152, while the sum is 33.

Adding to 42423411444 its reverse (44411432424), we get a palindrome (86834843868).

The spelling of 42423411444 in words is "forty-two billion, four hundred twenty-three million, four hundred eleven thousand, four hundred forty-four".