6718294857 has 8 divisors (see below), whose sum is σ = 8961739776. Its totient is φ = 4476856592.

The previous prime is 6718294801. The next prime is 6718294883. The reversal of 6718294857 is 7584928176.

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

It is a cyclic number.

It is not a de Polignac number, because 6718294857 - 2⁸ = 6718294601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6718294797 and 6718294806.

It is not an unprimeable number, because it can be changed into a prime (6718294357) 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 7 ways as a sum of consecutive naturals, for example, 493833 + ... + 507254.

It is an arithmetic number, because the mean of its divisors is an integer number (1120217472).

Almost surely, 2^6718294857 is an apocalyptic number.

It is an amenable number.

6718294857 is a deficient number, since it is larger than the sum of its proper divisors (2243444919).

6718294857 is a wasteful number, since it uses less digits than its factorization.

6718294857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003327.

The product of its digits is 6773760, while the sum is 57.

The square root of 6718294857 is about 81965.2051604826. The cubic root of 6718294857 is about 1886.9179686473.

The spelling of 6718294857 in words is "six billion, seven hundred eighteen million, two hundred ninety-four thousand, eight hundred fifty-seven".