42444022042104 has 128 divisors (see below), whose sum is σ = 108741489120000. Its totient is φ = 13800293771264.

The previous prime is 42444022042057. The next prime is 42444022042117. The reversal of 42444022042104 is 40124022044424.

It is a super-2 number, since 2×42444022042104² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1096753747 + ... + 1096792445.

It is an arithmetic number, because the mean of its divisors is an integer number (849542883750).

Almost surely, 2^{42444022042104} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42444022042104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54370744560000).

42444022042104 is an abundant number, since it is smaller than the sum of its proper divisors (66297467077896).

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

42444022042104 is a wasteful number, since it uses less digits than its factorization.

42444022042104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43757 (or 43753 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 33.

Adding to 42444022042104 its reverse (40124022044424), we get a palindrome (82568044086528).

The spelling of 42444022042104 in words is "forty-two trillion, four hundred forty-four billion, twenty-two million, forty-two thousand, one hundred four".