42244004443 has 16 divisors (see below), whose sum is σ = 43604485920. Its totient is φ = 40905849600.

The previous prime is 42244004399. The next prime is 42244004503. The reversal of 42244004443 is 34440044224.

It is a cyclic number.

It is not a de Polignac number, because 42244004443 - 2¹³ = 42243996251 is a prime.

It is a super-2 number, since 2×42244004443² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42844004443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13113573 + ... + 13116793.

It is an arithmetic number, because the mean of its divisors is an integer number (2725280370).

Almost surely, 2^42244004443 is an apocalyptic number.

42244004443 is a deficient number, since it is larger than the sum of its proper divisors (1360481477).

42244004443 is a wasteful number, since it uses less digits than its factorization.

42244004443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6558.

The product of its (nonzero) digits is 49152, while the sum is 31.

Adding to 42244004443 its reverse (34440044224), we get a palindrome (76684048667).

The spelling of 42244004443 in words is "forty-two billion, two hundred forty-four million, four thousand, four hundred forty-three".