794285730857 has 8 divisors (see below), whose sum is σ = 829810292040. Its totient is φ = 759303529600.

The previous prime is 794285730839. The next prime is 794285730859. The reversal of 794285730857 is 758037582497.

It can be written as a sum of positive squares in 4 ways, for example, as 424568224921 + 369717505936 = 651589^2 + 608044^2 .

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 794285730857 - 2³⁴ = 777105861673 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 794285730793 and 794285730802.

It is not an unprimeable number, because it can be changed into a prime (794285730859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135586988 + ... + 135592845.

It is an arithmetic number, because the mean of its divisors is an integer number (103726286505).

Almost surely, 2^794285730857 is an apocalyptic number.

It is an amenable number.

794285730857 is a deficient number, since it is larger than the sum of its proper divisors (35524561183).

794285730857 is a wasteful number, since it uses less digits than its factorization.

794285730857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271179963.

The product of its (nonzero) digits is 118540800, while the sum is 65.

The spelling of 794285730857 in words is "seven hundred ninety-four billion, two hundred eighty-five million, seven hundred thirty thousand, eight hundred fifty-seven".