4042000505 has 8 divisors (see below), whose sum is σ = 4850941824. Its totient is φ = 3233239600.

The previous prime is 4042000489. The next prime is 4042000531. The reversal of 4042000505 is 5050002404.

It is a happy number.

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

It is not a de Polignac number, because 4042000505 - 2⁴ = 4042000489 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10400 + ... + 90510.

It is an arithmetic number, because the mean of its divisors is an integer number (606367728).

Almost surely, 2^4042000505 is an apocalyptic number.

It is an amenable number.

4042000505 is a deficient number, since it is larger than the sum of its proper divisors (808941319).

4042000505 is a wasteful number, since it uses less digits than its factorization.

4042000505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90207.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 4042000505 is about 63576.7292725884. The cubic root of 4042000505 is about 1592.9376889718.

Adding to 4042000505 its reverse (5050002404), we get a palindrome (9092002909).

The spelling of 4042000505 in words is "four billion, forty-two million, five hundred five", and thus it is an aban number.