4065728089 has 8 divisors (see below), whose sum is σ = 4229931008. Its totient is φ = 3903590880.

The previous prime is 4065728083. The next prime is 4065728099. The reversal of 4065728089 is 9808275604.

4065728089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 4065728089 - 2⁵ = 4065728057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4065728083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 512412 + ... + 520285.

It is an arithmetic number, because the mean of its divisors is an integer number (528741376).

Almost surely, 2^4065728089 is an apocalyptic number.

It is an amenable number.

4065728089 is a deficient number, since it is larger than the sum of its proper divisors (164202919).

4065728089 is a wasteful number, since it uses less digits than its factorization.

4065728089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032855.

The product of its (nonzero) digits is 967680, while the sum is 49.

The square root of 4065728089 is about 63763.0621049523. The cubic root of 4065728089 is about 1596.0485944515.

The spelling of 4065728089 in words is "four billion, sixty-five million, seven hundred twenty-eight thousand, eighty-nine".