8384956685 has 12 divisors (see below), whose sum is σ = 11704715388. Its totient is φ = 5749684416.

The previous prime is 8384956639. The next prime is 8384956721. The reversal of 8384956685 is 5866594838.

It can be written as a sum of positive squares in 2 ways, for example, as 1202563684 + 7182393001 = 34678^2 + 84749^2 .

It is not a de Polignac number, because 8384956685 - 2¹⁰ = 8384955661 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17111912 + ... + 17112401.

It is an arithmetic number, because the mean of its divisors is an integer number (975392949).

Almost surely, 2^8384956685 is an apocalyptic number.

It is an amenable number.

8384956685 is a deficient number, since it is larger than the sum of its proper divisors (3319758703).

8384956685 is a wasteful number, since it uses less digits than its factorization.

8384956685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34224332 (or 34224325 counting only the distinct ones).

The product of its digits is 49766400, while the sum is 62.

The square root of 8384956685 is about 91569.4091113402. The cubic root of 8384956685 is about 2031.5784987800.

The spelling of 8384956685 in words is "eight billion, three hundred eighty-four million, nine hundred fifty-six thousand, six hundred eighty-five".