42424414555 has 4 divisors (see below), whose sum is σ = 50909297472. Its totient is φ = 33939531640.

The previous prime is 42424414553. The next prime is 42424414589. The reversal of 42424414555 is 55541442424.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 42424414555 - 2¹ = 42424414553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42424414553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4242441451 + ... + 4242441460.

It is an arithmetic number, because the mean of its divisors is an integer number (12727324368).

Almost surely, 2^42424414555 is an apocalyptic number.

42424414555 is a deficient number, since it is larger than the sum of its proper divisors (8484882917).

42424414555 is an equidigital number, since it uses as much as digits as its factorization.

42424414555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8484882916.

The product of its digits is 512000, while the sum is 40.

Adding to 42424414555 its reverse (55541442424), we get a palindrome (97965856979).

The spelling of 42424414555 in words is "forty-two billion, four hundred twenty-four million, four hundred fourteen thousand, five hundred fifty-five".