8285398659 has 8 divisors (see below), whose sum is σ = 12274664720. Its totient is φ = 5523599088.

The previous prime is 8285398643. The next prime is 8285398661. The reversal of 8285398659 is 9568935828.

It is not a de Polignac number, because 8285398659 - 2⁴ = 8285398643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8285398596 and 8285398605.

It is not an unprimeable number, because it can be changed into a prime (8285398669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153433282 + ... + 153433335.

It is an arithmetic number, because the mean of its divisors is an integer number (1534333090).

Almost surely, 2^8285398659 is an apocalyptic number.

8285398659 is a deficient number, since it is larger than the sum of its proper divisors (3989266061).

8285398659 is a wasteful number, since it uses less digits than its factorization.

8285398659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306866626 (or 306866620 counting only the distinct ones).

The product of its digits is 37324800, while the sum is 63.

The square root of 8285398659 is about 91024.1652474770. The cubic root of 8285398659 is about 2023.5058761749.

The spelling of 8285398659 in words is "eight billion, two hundred eighty-five million, three hundred ninety-eight thousand, six hundred fifty-nine".