3845818609 has 8 divisors (see below), whose sum is σ = 3887007840. Its totient is φ = 3804755136.

The previous prime is 3845818601. The next prime is 3845818621. The reversal of 3845818609 is 9068185483.

3845818609 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 3845818609 - 2³ = 3845818601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3845818601) 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, 30702 + ... + 92920.

It is an arithmetic number, because the mean of its divisors is an integer number (485875980).

Almost surely, 2^3845818609 is an apocalyptic number.

It is an amenable number.

3845818609 is a deficient number, since it is larger than the sum of its proper divisors (41189231).

3845818609 is a wasteful number, since it uses less digits than its factorization.

3845818609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62879.

The product of its (nonzero) digits is 1658880, while the sum is 52.

The square root of 3845818609 is about 62014.6644673661. The cubic root of 3845818609 is about 1566.7375977291.

The spelling of 3845818609 in words is "three billion, eight hundred forty-five million, eight hundred eighteen thousand, six hundred nine".