320216502871 has 8 divisors (see below), whose sum is σ = 320653655504. Its totient is φ = 319779584640.

The previous prime is 320216502857. The next prime is 320216502883. The reversal of 320216502871 is 178205612023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 320216502871 - 2¹⁷ = 320216371799 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 320216502871.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320216532871) by changing a digit.

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, 2767816 + ... + 2881186.

It is an arithmetic number, because the mean of its divisors is an integer number (40081706938).

Almost surely, 2^320216502871 is an apocalyptic number.

320216502871 is a deficient number, since it is larger than the sum of its proper divisors (437152633).

320216502871 is a wasteful number, since it uses less digits than its factorization.

320216502871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117201.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 320216502871 in words is "three hundred twenty billion, two hundred sixteen million, five hundred two thousand, eight hundred seventy-one".