305343532313 has 32 divisors (see below), whose sum is σ = 329782617600. Its totient is φ = 281840311296.

The previous prime is 305343532283. The next prime is 305343532327. The reversal of 305343532313 is 313235343503.

It is a cyclic number.

It is not a de Polignac number, because 305343532313 - 2¹⁶ = 305343466777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (305343532513) 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 in 31 ways as a sum of consecutive naturals, for example, 61225406 + ... + 61230392.

It is an arithmetic number, because the mean of its divisors is an integer number (10305706800).

Almost surely, 2^305343532313 is an apocalyptic number.

It is an amenable number.

305343532313 is a deficient number, since it is larger than the sum of its proper divisors (24439085287).

305343532313 is a wasteful number, since it uses less digits than its factorization.

305343532313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5541.

The product of its (nonzero) digits is 145800, while the sum is 35.

Adding to 305343532313 its reverse (313235343503), we get a palindrome (618578875816).

The spelling of 305343532313 in words is "three hundred five billion, three hundred forty-three million, five hundred thirty-two thousand, three hundred thirteen".