319675806368240 has 80 divisors (see below), whose sum is σ = 865451158884288. Its totient is φ = 107535149948928.

The previous prime is 319675806368207. The next prime is 319675806368267. The reversal of 319675806368240 is 42863608576913.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5385344417 + ... + 5385403776.

It is a 2-persistent number, because it is pandigital, and so is 2⋅319675806368240 = 639351612736480, but 3⋅319675806368240 = 959027419104720 is not.

Almost surely, 2^{319675806368240} is an apocalyptic number.

It is an amenable number.

319675806368240 is an abundant number, since it is smaller than the sum of its proper divisors (545775352516048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

319675806368240 is a wasteful number, since it uses less digits than its factorization.

319675806368240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10770748266 (or 10770748260 counting only the distinct ones).

The product of its (nonzero) digits is 313528320, while the sum is 68.

The spelling of 319675806368240 in words is "three hundred nineteen trillion, six hundred seventy-five billion, eight hundred six million, three hundred sixty-eight thousand, two hundred forty".