32664048281 has 2 divisors, whose sum is σ = 32664048282. Its totient is φ = 32664048280.

The previous prime is 32664048259. The next prime is 32664048289. The reversal of 32664048281 is 18284046623.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25516867600 + 7147180681 = 159740^2 + 84541^2 .

It is a cyclic number.

It is not a de Polignac number, because 32664048281 - 2¹⁰ = 32664047257 is a prime.

It is a super-2 number, since 2×32664048281² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32664048289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16332024140 + 16332024141.

It is an arithmetic number, because the mean of its divisors is an integer number (16332024141).

Almost surely, 2^32664048281 is an apocalyptic number.

It is an amenable number.

32664048281 is a deficient number, since it is larger than the sum of its proper divisors (1).

32664048281 is an equidigital number, since it uses as much as digits as its factorization.

32664048281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 442368, while the sum is 44.

The spelling of 32664048281 in words is "thirty-two billion, six hundred sixty-four million, forty-eight thousand, two hundred eighty-one".