4081066448 has 20 divisors (see below), whose sum is σ = 7917480228. Its totient is φ = 2037845760.

The previous prime is 4081066397. The next prime is 4081066453. The reversal of 4081066448 is 8446601804.

It can be written as a sum of positive squares in 2 ways, for example, as 1912487824 + 2168578624 = 43732^2 + 46568^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155411 + ... + 179762.

Almost surely, 2^4081066448 is an apocalyptic number.

It is an amenable number.

4081066448 is a deficient number, since it is larger than the sum of its proper divisors (3836413780).

4081066448 is a wasteful number, since it uses less digits than its factorization.

4081066448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335942 (or 335936 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 41.

The square root of 4081066448 is about 63883.2250907858. The cubic root of 4081066448 is about 1598.0531591759.

The spelling of 4081066448 in words is "four billion, eighty-one million, sixty-six thousand, four hundred forty-eight".