245445334313 has 2 divisors, whose sum is σ = 245445334314. Its totient is φ = 245445334312.

The previous prime is 245445334289. The next prime is 245445334339. The reversal of 245445334313 is 313433544542.

245445334313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 212260154089 + 33185180224 = 460717^2 + 182168^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245445334313 is a prime.

It is not a weakly prime, because it can be changed into another prime (245445334513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122722667156 + 122722667157.

It is an arithmetic number, because the mean of its divisors is an integer number (122722667157).

Almost surely, 2^245445334313 is an apocalyptic number.

It is an amenable number.

245445334313 is a deficient number, since it is larger than the sum of its proper divisors (1).

245445334313 is an equidigital number, since it uses as much as digits as its factorization.

245445334313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1036800, while the sum is 41.

Adding to 245445334313 its reverse (313433544542), we get a palindrome (558878878855).

The spelling of 245445334313 in words is "two hundred forty-five billion, four hundred forty-five million, three hundred thirty-four thousand, three hundred thirteen".