6856444706 has 8 divisors (see below), whose sum is σ = 10317737664. Its totient is φ = 3417198820.

The previous prime is 6856444703. The next prime is 6856444711. The reversal of 6856444706 is 6074446586.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6856444703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5510990 + ... + 5512233.

It is an arithmetic number, because the mean of its divisors is an integer number (1289717208).

Almost surely, 2^6856444706 is an apocalyptic number.

6856444706 is a deficient number, since it is larger than the sum of its proper divisors (3461292958).

6856444706 is a wasteful number, since it uses less digits than its factorization.

6856444706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11023536.

The product of its (nonzero) digits is 3870720, while the sum is 50.

The square root of 6856444706 is about 82803.6515257630. The cubic root of 6856444706 is about 1899.7640248026.

The spelling of 6856444706 in words is "six billion, eight hundred fifty-six million, four hundred forty-four thousand, seven hundred six".