305334196249 has 2 divisors, whose sum is σ = 305334196250. Its totient is φ = 305334196248.

The previous prime is 305334196213. The next prime is 305334196273. The reversal of 305334196249 is 942691433503.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229290618649 + 76043577600 = 478843^2 + 275760^2 .

It is a cyclic number.

It is not a de Polignac number, because 305334196249 - 2⁷ = 305334196121 is a prime.

It is not a weakly prime, because it can be changed into another prime (305334199249) 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 as a sum of consecutive naturals, namely, 152667098124 + 152667098125.

It is an arithmetic number, because the mean of its divisors is an integer number (152667098125).

Almost surely, 2^305334196249 is an apocalyptic number.

It is an amenable number.

305334196249 is a deficient number, since it is larger than the sum of its proper divisors (1).

305334196249 is an equidigital number, since it uses as much as digits as its factorization.

305334196249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2099520, while the sum is 49.

The spelling of 305334196249 in words is "three hundred five billion, three hundred thirty-four million, one hundred ninety-six thousand, two hundred forty-nine".