32320510009 has 2 divisors, whose sum is σ = 32320510010. Its totient is φ = 32320510008.

The previous prime is 32320510003. The next prime is 32320510073. The reversal of 32320510009 is 90001502323.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32039210025 + 281299984 = 178995^2 + 16772^2 .

It is a cyclic number.

It is not a de Polignac number, because 32320510009 - 2¹⁹ = 32319985721 is a prime.

It is not a weakly prime, because it can be changed into another prime (32320510003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16160255004 + 16160255005.

It is an arithmetic number, because the mean of its divisors is an integer number (16160255005).

Almost surely, 2^32320510009 is an apocalyptic number.

It is an amenable number.

32320510009 is a deficient number, since it is larger than the sum of its proper divisors (1).

32320510009 is an equidigital number, since it uses as much as digits as its factorization.

32320510009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 25.

The spelling of 32320510009 in words is "thirty-two billion, three hundred twenty million, five hundred ten thousand, nine".