313443323344313 has 4 divisors (see below), whose sum is σ = 313516677742068. Its totient is φ = 313369968946560.

The previous prime is 313443323344303. The next prime is 313443323344343.

313443323344313 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32109358246144 + 281333965098169 = 5666512^2 + 16773013^2 .

It is a cyclic number.

It is not a de Polignac number, because 313443323344313 - 2²⁰ = 313443322295737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313443323344303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36677192468 + ... + 36677201013.

It is an arithmetic number, because the mean of its divisors is an integer number (78379169435517).

Almost surely, 2^{313443323344313} is an apocalyptic number.

It is an amenable number.

313443323344313 is a deficient number, since it is larger than the sum of its proper divisors (73354397755).

313443323344313 is an equidigital number, since it uses as much as digits as its factorization.

313443323344313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73354397754.

The product of its digits is 3359232, while the sum is 44.

The spelling of 313443323344313 in words is "three hundred thirteen trillion, four hundred forty-three billion, three hundred twenty-three million, three hundred forty-four thousand, three hundred thirteen".