42441433503 has 16 divisors (see below), whose sum is σ = 66902753280. Its totient is φ = 23415962976.

The previous prime is 42441433451. The next prime is 42441433543. The reversal of 42441433503 is 30533414424.

It is not a de Polignac number, because 42441433503 - 2¹⁴ = 42441417119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42441433543) 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, 34844575 + ... + 34845792.

It is an arithmetic number, because the mean of its divisors is an integer number (4181422080).

Almost surely, 2^42441433503 is an apocalyptic number.

42441433503 is a deficient number, since it is larger than the sum of its proper divisors (24461319777).

42441433503 is a wasteful number, since it uses less digits than its factorization.

42441433503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69690406.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 42441433503 its reverse (30533414424), we get a palindrome (72974847927).

The spelling of 42441433503 in words is "forty-two billion, four hundred forty-one million, four hundred thirty-three thousand, five hundred three".