8302086891 has 24 divisors (see below), whose sum is σ = 13709230080. Its totient is φ = 4742596656.

The previous prime is 8302086857. The next prime is 8302086893. The reversal of 8302086891 is 1986802038.

8302086891 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8302086891 - 2¹⁸ = 8301824747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8302086893) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 207340 + ... + 244118.

It is an arithmetic number, because the mean of its divisors is an integer number (571217920).

Almost surely, 2^8302086891 is an apocalyptic number.

8302086891 is a deficient number, since it is larger than the sum of its proper divisors (5407143189).

8302086891 is a wasteful number, since it uses less digits than its factorization.

8302086891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40375 (or 40372 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The square root of 8302086891 is about 91115.7883739146. The cubic root of 8302086891 is about 2024.8635291661.

The spelling of 8302086891 in words is "eight billion, three hundred two million, eighty-six thousand, eight hundred ninety-one".