328567500009 has 20 divisors (see below), whose sum is σ = 560940635904. Its totient is φ = 187752856824.

The previous prime is 328567499987. The next prime is 328567500013. The reversal of 328567500009 is 900005765823.

It is a happy number.

328567500009 is a `hidden beast` number, since 3 + 2 + 85 + 67 + 500 + 0 + 0 + 9 = 666.

It is not a de Polignac number, because 328567500009 - 2⁵ = 328567499977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (328567500049) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 289741497 + ... + 289742630.

Almost surely, 2^328567500009 is an apocalyptic number.

It is an amenable number.

328567500009 is a deficient number, since it is larger than the sum of its proper divisors (232373135895).

328567500009 is an equidigital number, since it uses as much as digits as its factorization.

328567500009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579484146 (or 579484137 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The spelling of 328567500009 in words is "three hundred twenty-eight billion, five hundred sixty-seven million, five hundred thousand, nine".