8320863336191 has 16 divisors (see below), whose sum is σ = 10010527042560. Its totient is φ = 6756476807520.

The previous prime is 8320863336091. The next prime is 8320863336217. The reversal of 8320863336191 is 1916333680238.

It is a cyclic number.

It is not a de Polignac number, because 8320863336191 - 2¹⁰ = 8320863335167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8320863336091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1433981 + ... + 4324121.

It is an arithmetic number, because the mean of its divisors is an integer number (625657940160).

Almost surely, 2^{8320863336191} is an apocalyptic number.

8320863336191 is a deficient number, since it is larger than the sum of its proper divisors (1689663706369).

8320863336191 is a wasteful number, since it uses less digits than its factorization.

8320863336191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2911814.

The product of its (nonzero) digits is 3359232, while the sum is 53.

The spelling of 8320863336191 in words is "eight trillion, three hundred twenty billion, eight hundred sixty-three million, three hundred thirty-six thousand, one hundred ninety-one".