2318256685 has 8 divisors (see below), whose sum is σ = 2789927136. Its totient is φ = 1849259280.

The previous prime is 2318256679. The next prime is 2318256701. The reversal of 2318256685 is 5866528132.

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

It is not a de Polignac number, because 2318256685 - 2⁹ = 2318256173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 666351 + ... + 669820.

It is an arithmetic number, because the mean of its divisors is an integer number (348740892).

Almost surely, 2^2318256685 is an apocalyptic number.

It is an amenable number.

2318256685 is a deficient number, since it is larger than the sum of its proper divisors (471670451).

2318256685 is a wasteful number, since it uses less digits than its factorization.

2318256685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336523.

The product of its digits is 691200, while the sum is 46.

The square root of 2318256685 is about 48148.2781104371. The cubic root of 2318256685 is about 1323.4895206919.

The spelling of 2318256685 in words is "two billion, three hundred eighteen million, two hundred fifty-six thousand, six hundred eighty-five".