305530028071 has 2 divisors, whose sum is σ = 305530028072. Its totient is φ = 305530028070.

The previous prime is 305530028021. The next prime is 305530028077. The reversal of 305530028071 is 170820035503.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 305530028071 - 2¹¹ = 305530026023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (305530028077) 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, 152765014035 + 152765014036.

It is an arithmetic number, because the mean of its divisors is an integer number (152765014036).

Almost surely, 2^305530028071 is an apocalyptic number.

305530028071 is a deficient number, since it is larger than the sum of its proper divisors (1).

305530028071 is an equidigital number, since it uses as much as digits as its factorization.

305530028071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 34.

The spelling of 305530028071 in words is "three hundred five billion, five hundred thirty million, twenty-eight thousand, seventy-one".