320187368688 has 40 divisors (see below), whose sum is σ = 902346222336. Its totient is φ = 97026475200.

The previous prime is 320187368653. The next prime is 320187368701. The reversal of 320187368688 is 886863781023.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303207208 + ... + 303208263.

Almost surely, 2^320187368688 is an apocalyptic number.

It is an amenable number.

320187368688 is an abundant number, since it is smaller than the sum of its proper divisors (582158853648).

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

320187368688 is a wasteful number, since it uses less digits than its factorization.

320187368688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606415493 (or 606415487 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 60.

The spelling of 320187368688 in words is "three hundred twenty billion, one hundred eighty-seven million, three hundred sixty-eight thousand, six hundred eighty-eight".