4018448842 has 16 divisors (see below), whose sum is σ = 6269624064. Its totient is φ = 1929564000.

The previous prime is 4018448813. The next prime is 4018448849. The reversal of 4018448842 is 2488448104.

It is a super-2 number, since 2×4018448842² = 32295862191542281928, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4018448849) 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 7 ways as a sum of consecutive naturals, for example, 239259 + ... + 255502.

It is an arithmetic number, because the mean of its divisors is an integer number (391851504).

Almost surely, 2^4018448842 is an apocalyptic number.

4018448842 is a deficient number, since it is larger than the sum of its proper divisors (2251175222).

4018448842 is a wasteful number, since it uses less digits than its factorization.

4018448842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494925.

The product of its (nonzero) digits is 262144, while the sum is 43.

The square root of 4018448842 is about 63391.2363185953. The cubic root of 4018448842 is about 1589.8377854896.

The spelling of 4018448842 in words is "four billion, eighteen million, four hundred forty-eight thousand, eight hundred forty-two".