306144415316293 has 2 divisors, whose sum is σ = 306144415316294. Its totient is φ = 306144415316292.

The previous prime is 306144415316291. The next prime is 306144415316449. The reversal of 306144415316293 is 392613514441603.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 256126959737089 + 50017455579204 = 16003967^2 + 7072302^2 .

It is a cyclic number.

It is not a de Polignac number, because 306144415316293 - 2¹ = 306144415316291 is a prime.

Together with 306144415316291, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 306144415316293.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (306144415316291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153072207658146 + 153072207658147.

It is an arithmetic number, because the mean of its divisors is an integer number (153072207658147).

Almost surely, 2^{306144415316293} is an apocalyptic number.

It is an amenable number.

306144415316293 is a deficient number, since it is larger than the sum of its proper divisors (1).

306144415316293 is an equidigital number, since it uses as much as digits as its factorization.

306144415316293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5598720, while the sum is 52.

Adding to 306144415316293 its reverse (392613514441603), we get a palindrome (698757929757896).

The spelling of 306144415316293 in words is "three hundred six trillion, one hundred forty-four billion, four hundred fifteen million, three hundred sixteen thousand, two hundred ninety-three".