4004205668 has 12 divisors (see below), whose sum is σ = 7008812160. Its totient is φ = 2001687912.

The previous prime is 4004205661. The next prime is 4004205671. The reversal of 4004205668 is 8665024004.

It is not an unprimeable number, because it can be changed into a prime (4004205661) 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, 81488 + ... + 121031.

It is an arithmetic number, because the mean of its divisors is an integer number (584067680).

Almost surely, 2^4004205668 is an apocalyptic number.

It is an amenable number.

4004205668 is a deficient number, since it is larger than the sum of its proper divisors (3004606492).

4004205668 is a wasteful number, since it uses less digits than its factorization.

4004205668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207466 (or 207464 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 4004205668 is about 63278.7931932966. The cubic root of 4004205668 is about 1587.9571972508.

The spelling of 4004205668 in words is "four billion, four million, two hundred five thousand, six hundred sixty-eight".