32541540509 has 2 divisors, whose sum is σ = 32541540510. Its totient is φ = 32541540508.

The previous prime is 32541540491. The next prime is 32541540533. The reversal of 32541540509 is 90504514523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31896888409 + 644652100 = 178597^2 + 25390^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32541540509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32541540599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16270770254 + 16270770255.

It is an arithmetic number, because the mean of its divisors is an integer number (16270770255).

Almost surely, 2^32541540509 is an apocalyptic number.

It is an amenable number.

32541540509 is a deficient number, since it is larger than the sum of its proper divisors (1).

32541540509 is an equidigital number, since it uses as much as digits as its factorization.

32541540509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 32541540509 in words is "thirty-two billion, five hundred forty-one million, five hundred forty thousand, five hundred nine".