323220022985 has 8 divisors (see below), whose sum is σ = 389873686920. Its totient is φ = 257236245504.

The previous prime is 323220022981. The next prime is 323220022987. The reversal of 323220022985 is 589220022323.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7897343689 + 315322679296 = 88867^2 + 561536^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 323220022985 - 2² = 323220022981 is a prime.

It is not an unprimeable number, because it can be changed into a prime (323220022981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167470550 + ... + 167472479.

It is an arithmetic number, because the mean of its divisors is an integer number (48734210865).

Almost surely, 2^323220022985 is an apocalyptic number.

It is an amenable number.

323220022985 is a deficient number, since it is larger than the sum of its proper divisors (66653663935).

323220022985 is a wasteful number, since it uses less digits than its factorization.

323220022985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334943227.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 323220022985 in words is "three hundred twenty-three billion, two hundred twenty million, twenty-two thousand, nine hundred eighty-five".