3313660643305 has 16 divisors (see below), whose sum is σ = 4083934392144. Its totient is φ = 2579236611840.

The previous prime is 3313660643299. The next prime is 3313660643351. The reversal of 3313660643305 is 5033460663133.

It can be written as a sum of positive squares in 8 ways, for example, as 26303649856 + 3287356993449 = 162184^2 + 1813107^2 .

It is not a de Polignac number, because 3313660643305 - 2⁵ = 3313660643273 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 13758015 + ... + 13996795.

It is an arithmetic number, because the mean of its divisors is an integer number (255245899509).

Almost surely, 2^{3313660643305} is an apocalyptic number.

It is an amenable number.

3313660643305 is a deficient number, since it is larger than the sum of its proper divisors (770273748839).

3313660643305 is a wasteful number, since it uses less digits than its factorization.

3313660643305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313836.

The product of its (nonzero) digits is 1049760, while the sum is 43.

The spelling of 3313660643305 in words is "three trillion, three hundred thirteen billion, six hundred sixty million, six hundred forty-three thousand, three hundred five".