42044222004 has 12 divisors (see below), whose sum is σ = 98103184704. Its totient is φ = 14014740664.

The previous prime is 42044221997. The next prime is 42044222083. The reversal of 42044222004 is 40022244024.

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

It is a congruent number.

It is an unprimeable number.

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, 1751842572 + ... + 1751842595.

It is an arithmetic number, because the mean of its divisors is an integer number (8175265392).

Almost surely, 2^42044222004 is an apocalyptic number.

It is an amenable number.

42044222004 is an abundant number, since it is smaller than the sum of its proper divisors (56058962700).

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

42044222004 is a wasteful number, since it uses less digits than its factorization.

42044222004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3503685174 (or 3503685172 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 42044222004 its reverse (40022244024), we get a palindrome (82066466028).

The spelling of 42044222004 in words is "forty-two billion, forty-four million, two hundred twenty-two thousand, four".