320030442089 has 2 divisors, whose sum is σ = 320030442090. Its totient is φ = 320030442088.

The previous prime is 320030442037. The next prime is 320030442157. The reversal of 320030442089 is 980244030023.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173718072025 + 146312370064 = 416795^2 + 382508^2 .

It is an emirp because it is prime and its reverse (980244030023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320030442089 - 2³² = 315735474793 is a prime.

It is not a weakly prime, because it can be changed into another prime (320030442889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160015221044 + 160015221045.

It is an arithmetic number, because the mean of its divisors is an integer number (160015221045).

Almost surely, 2^320030442089 is an apocalyptic number.

It is an amenable number.

320030442089 is a deficient number, since it is larger than the sum of its proper divisors (1).

320030442089 is an equidigital number, since it uses as much as digits as its factorization.

320030442089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 320030442089 in words is "three hundred twenty billion, thirty million, four hundred forty-two thousand, eighty-nine".