8685359986 has 8 divisors (see below), whose sum is σ = 13041515520. Its totient is φ = 4338188148.

The previous prime is 8685359939. The next prime is 8685359987. The reversal of 8685359986 is 6899535868.

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

It is not an unprimeable number, because it can be changed into a prime (8685359987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2243506 + ... + 2247373.

It is an arithmetic number, because the mean of its divisors is an integer number (1630189440).

Almost surely, 2^8685359986 is an apocalyptic number.

8685359986 is a deficient number, since it is larger than the sum of its proper divisors (4356155534).

8685359986 is a wasteful number, since it uses less digits than its factorization.

8685359986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4491848.

The product of its digits is 111974400, while the sum is 67.

The square root of 8685359986 is about 93195.2787752684. The cubic root of 8685359986 is about 2055.5558184989. Note that the first 3 decimals are identical.

The spelling of 8685359986 in words is "eight billion, six hundred eighty-five million, three hundred fifty-nine thousand, nine hundred eighty-six".