42444440440422 has 16 divisors (see below), whose sum is σ = 84889168677552. Its totient is φ = 14148098847360.

The previous prime is 42444440440399. The next prime is 42444440440429. The reversal of 42444440440422 is 22404404444424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42444440440429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10050103 + ... + 13634274.

It is an arithmetic number, because the mean of its divisors is an integer number (5305573042347).

Almost surely, 2^{42444440440422} is an apocalyptic number.

42444440440422 is an abundant number, since it is smaller than the sum of its proper divisors (42444728237130).

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

42444440440422 is a wasteful number, since it uses less digits than its factorization.

42444440440422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23983063.

The product of its (nonzero) digits is 2097152, while the sum is 42.

Adding to 42444440440422 its reverse (22404404444424), we get a palindrome (64848844884846).

The spelling of 42444440440422 in words is "forty-two trillion, four hundred forty-four billion, four hundred forty million, four hundred forty thousand, four hundred twenty-two".