4068835665 has 8 divisors (see below), whose sum is σ = 6510137088. Its totient is φ = 2170045680.

The previous prime is 4068835643. The next prime is 4068835679. The reversal of 4068835665 is 5665388604.

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

It is not a de Polignac number, because 4068835665 - 2⁹ = 4068835153 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135627841 + ... + 135627870.

It is an arithmetic number, because the mean of its divisors is an integer number (813767136).

Almost surely, 2^4068835665 is an apocalyptic number.

It is an amenable number.

4068835665 is a deficient number, since it is larger than the sum of its proper divisors (2441301423).

4068835665 is a wasteful number, since it uses less digits than its factorization.

4068835665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271255719.

The product of its (nonzero) digits is 4147200, while the sum is 51.

The square root of 4068835665 is about 63787.4256025433. The cubic root of 4068835665 is about 1596.4551291956.

The spelling of 4068835665 in words is "four billion, sixty-eight million, eight hundred thirty-five thousand, six hundred sixty-five".