42440040223041 has 4 divisors (see below), whose sum is σ = 56586720297392. Its totient is φ = 28293360148692.

The previous prime is 42440040222953. The next prime is 42440040223109. The reversal of 42440040223041 is 14032204004424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 42440040223041 - 2¹¹ = 42440040220993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42440040223541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7073340037171 + ... + 7073340037176.

It is an arithmetic number, because the mean of its divisors is an integer number (14146680074348).

Almost surely, 2^{42440040223041} is an apocalyptic number.

It is an amenable number.

42440040223041 is a deficient number, since it is larger than the sum of its proper divisors (14146680074351).

42440040223041 is a wasteful number, since it uses less digits than its factorization.

42440040223041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14146680074350.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 42440040223041 its reverse (14032204004424), we get a palindrome (56472244227465).

The spelling of 42440040223041 in words is "forty-two trillion, four hundred forty billion, forty million, two hundred twenty-three thousand, forty-one".