857680822210 has 16 divisors (see below), whose sum is σ = 1543840554816. Its totient is φ = 343068978928.

The previous prime is 857680822147. The next prime is 857680822253. The reversal of 857680822210 is 12228086758.

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, 835449 + ... + 1553491.

It is an arithmetic number, because the mean of its divisors is an integer number (96490034676).

Almost surely, 2^857680822210 is an apocalyptic number.

857680822210 is a deficient number, since it is larger than the sum of its proper divisors (686159732606).

857680822210 is a wasteful number, since it uses less digits than its factorization.

857680822210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837497.

The product of its (nonzero) digits is 860160, while the sum is 49.

The spelling of 857680822210 in words is "eight hundred fifty-seven billion, six hundred eighty million, eight hundred twenty-two thousand, two hundred ten".