32995216321 has 2 divisors, whose sum is σ = 32995216322. Its totient is φ = 32995216320.

The previous prime is 32995216279. The next prime is 32995216337. The reversal of 32995216321 is 12361259923.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32654297025 + 340919296 = 180705^2 + 18464^2 .

It is a cyclic number.

It is not a de Polignac number, because 32995216321 - 2⁹ = 32995215809 is a prime.

It is not a weakly prime, because it can be changed into another prime (32995216361) 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, 16497608160 + 16497608161.

It is an arithmetic number, because the mean of its divisors is an integer number (16497608161).

Almost surely, 2^32995216321 is an apocalyptic number.

It is an amenable number.

32995216321 is a deficient number, since it is larger than the sum of its proper divisors (1).

32995216321 is an equidigital number, since it uses as much as digits as its factorization.

32995216321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 43.

The spelling of 32995216321 in words is "thirty-two billion, nine hundred ninety-five million, two hundred sixteen thousand, three hundred twenty-one".