857882944846 has 16 divisors (see below), whose sum is σ = 1366022614320. Its totient is φ = 402671800960.

The previous prime is 857882944823. The next prime is 857882944859. The reversal of 857882944846 is 648449288758.

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, 32418460 + ... + 32444911.

It is an arithmetic number, because the mean of its divisors is an integer number (85376413395).

Almost surely, 2^857882944846 is an apocalyptic number.

857882944846 is a deficient number, since it is larger than the sum of its proper divisors (508139669474).

857882944846 is a wasteful number, since it uses less digits than its factorization.

857882944846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64863779.

The product of its digits is 990904320, while the sum is 73.

The spelling of 857882944846 in words is "eight hundred fifty-seven billion, eight hundred eighty-two million, nine hundred forty-four thousand, eight hundred forty-six".