8329275385 has 12 divisors (see below), whose sum is σ = 10548879588. Its totient is φ = 6312712608.

The previous prime is 8329275371. The next prime is 8329275389. The reversal of 8329275385 is 5835729238.

It can be written as a sum of positive squares in 2 ways, for example, as 4369342201 + 3959933184 = 66101^2 + 62928^2 .

It is not a de Polignac number, because 8329275385 - 2⁷ = 8329275257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8329275389) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2305474 + ... + 2309083.

It is an arithmetic number, because the mean of its divisors is an integer number (879073299).

Almost surely, 2^8329275385 is an apocalyptic number.

It is an amenable number.

8329275385 is a deficient number, since it is larger than the sum of its proper divisors (2219604203).

8329275385 is a wasteful number, since it uses less digits than its factorization.

8329275385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4614600 (or 4614581 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 52.

The square root of 8329275385 is about 91264.8639126800. The cubic root of 8329275385 is about 2027.0715282745.

The spelling of 8329275385 in words is "eight billion, three hundred twenty-nine million, two hundred seventy-five thousand, three hundred eighty-five".