16000089609 has 24 divisors (see below), whose sum is σ = 24870872928. Its totient is φ = 9122863680.

The previous prime is 16000089593. The next prime is 16000089647. The reversal of 16000089609 is 90698000061.

It is not a de Polignac number, because 16000089609 - 2⁴ = 16000089593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16000088609) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51907 + ... + 186264.

It is an arithmetic number, because the mean of its divisors is an integer number (1036286372).

Almost surely, 2^16000089609 is an apocalyptic number.

It is an amenable number.

16000089609 is a deficient number, since it is larger than the sum of its proper divisors (8870783319).

16000089609 is a wasteful number, since it uses less digits than its factorization.

16000089609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238645 (or 238638 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 39.

The spelling of 16000089609 in words is "sixteen billion, eighty-nine thousand, six hundred nine".