320636351311316 has 24 divisors (see below), whose sum is σ = 577361066784264. Its totient is φ = 155735944956800.

The previous prime is 320636351311273. The next prime is 320636351311319. The reversal of 320636351311316 is 613113153636023.

It can be written as a sum of positive squares in 4 ways, for example, as 61727012075716 + 258909339235600 = 7856654^2 + 16090660^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320636351311319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7487283635 + ... + 7487326458.

It is an arithmetic number, because the mean of its divisors is an integer number (24056711116011).

Almost surely, 2^{320636351311316} is an apocalyptic number.

It is an amenable number.

320636351311316 is a deficient number, since it is larger than the sum of its proper divisors (256724715472948).

320636351311316 is a wasteful number, since it uses less digits than its factorization.

320636351311316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14974610251 (or 14974610249 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 44.

The spelling of 320636351311316 in words is "three hundred twenty trillion, six hundred thirty-six billion, three hundred fifty-one million, three hundred eleven thousand, three hundred sixteen".