855594794705 has 16 divisors (see below), whose sum is σ = 1173837018240. Its totient is φ = 586468637952.

The previous prime is 855594794699. The next prime is 855594794729. The reversal of 855594794705 is 507497495558.

It is a cyclic number.

It is not a de Polignac number, because 855594794705 - 2³² = 851299827409 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4593539 + ... + 4776168.

It is an arithmetic number, because the mean of its divisors is an integer number (73364813640).

Almost surely, 2^855594794705 is an apocalyptic number.

It is an amenable number.

855594794705 is a deficient number, since it is larger than the sum of its proper divisors (318242223535).

855594794705 is a wasteful number, since it uses less digits than its factorization.

855594794705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9372328.

The product of its (nonzero) digits is 317520000, while the sum is 68.

The spelling of 855594794705 in words is "eight hundred fifty-five billion, five hundred ninety-four million, seven hundred ninety-four thousand, seven hundred five".