42440240103 has 8 divisors (see below), whose sum is σ = 56587970688. Its totient is φ = 28293001464.

The previous prime is 42440240099. The next prime is 42440240107. The reversal of 42440240103 is 30104204424.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42440240099) and next prime (42440240107).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42440240103 - 2² = 42440240099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42440240107) 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, 197976 + ... + 352242.

It is an arithmetic number, because the mean of its divisors is an integer number (7073496336).

Almost surely, 2^42440240103 is an apocalyptic number.

42440240103 is a deficient number, since it is larger than the sum of its proper divisors (14147730585).

42440240103 is a wasteful number, since it uses less digits than its factorization.

42440240103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245973.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 42440240103 its reverse (30104204424), we get a palindrome (72544444527).

The spelling of 42440240103 in words is "forty-two billion, four hundred forty million, two hundred forty thousand, one hundred three".