313545666545313 has 16 divisors (see below), whose sum is σ = 429837781777152. Its totient is φ = 203179623696000.

The previous prime is 313545666545227. The next prime is 313545666545333.

313545666545313 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 313545666545313 - 2⁸ = 313545666545057 is a prime.

It is a super-2 number, since 2×313545666545313² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (313545666545333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4703198698 + ... + 4703265363.

It is an arithmetic number, because the mean of its divisors is an integer number (26864861361072).

Almost surely, 2^{313545666545313} is an apocalyptic number.

It is an amenable number.

313545666545313 is a deficient number, since it is larger than the sum of its proper divisors (116292115231839).

313545666545313 is a wasteful number, since it uses less digits than its factorization.

313545666545313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9406464376.

The product of its digits is 174960000, while the sum is 60.

The spelling of 313545666545313 in words is "three hundred thirteen trillion, five hundred forty-five billion, six hundred sixty-six million, five hundred forty-five thousand, three hundred thirteen".