32193285809 has 2 divisors, whose sum is σ = 32193285810. Its totient is φ = 32193285808.

The previous prime is 32193285799. The next prime is 32193285833. The reversal of 32193285809 is 90858239123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28712285809 + 3481000000 = 169447^2 + 59000^2 .

It is a cyclic number.

It is not a de Polignac number, because 32193285809 - 2¹⁶ = 32193220273 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (32193285409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16096642904 + 16096642905.

It is an arithmetic number, because the mean of its divisors is an integer number (16096642905).

Almost surely, 2^32193285809 is an apocalyptic number.

It is an amenable number.

32193285809 is a deficient number, since it is larger than the sum of its proper divisors (1).

32193285809 is an equidigital number, since it uses as much as digits as its factorization.

32193285809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 933120, while the sum is 50.

The spelling of 32193285809 in words is "thirty-two billion, one hundred ninety-three million, two hundred eighty-five thousand, eight hundred nine".