3816541609 has 8 divisors (see below), whose sum is σ = 4019163840. Its totient is φ = 3614094576.

The previous prime is 3816541559. The next prime is 3816541627. The reversal of 3816541609 is 9061456183.

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

It is not a de Polignac number, because 3816541609 - 2⁷ = 3816541481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3816571609) 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, 2172 + ... + 87394.

It is an arithmetic number, because the mean of its divisors is an integer number (502395480).

Almost surely, 2^3816541609 is an apocalyptic number.

It is an amenable number.

3816541609 is a deficient number, since it is larger than the sum of its proper divisors (202622231).

3816541609 is a wasteful number, since it uses less digits than its factorization.

3816541609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87599.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 3816541609 is about 61778.1645000885. The cubic root of 3816541609 is about 1562.7517737770.

The spelling of 3816541609 in words is "three billion, eight hundred sixteen million, five hundred forty-one thousand, six hundred nine".