32215552609 has 2 divisors, whose sum is σ = 32215552610. Its totient is φ = 32215552608.

The previous prime is 32215552519. The next prime is 32215552627. The reversal of 32215552609 is 90625551223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23179149009 + 9036403600 = 152247^2 + 95060^2 .

It is a cyclic number.

It is not a de Polignac number, because 32215552609 - 2¹¹ = 32215550561 is a prime.

It is not a weakly prime, because it can be changed into another prime (32215552679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16107776304 + 16107776305.

It is an arithmetic number, because the mean of its divisors is an integer number (16107776305).

Almost surely, 2^32215552609 is an apocalyptic number.

It is an amenable number.

32215552609 is a deficient number, since it is larger than the sum of its proper divisors (1).

32215552609 is an equidigital number, since it uses as much as digits as its factorization.

32215552609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 32215552609 in words is "thirty-two billion, two hundred fifteen million, five hundred fifty-two thousand, six hundred nine".