876668805 has 64 divisors (see below), whose sum is σ = 1632960000. Its totient is φ = 445395456.

The previous prime is 876668783. The next prime is 876668843. The reversal of 876668805 is 508866678.

It is not a de Polignac number, because 876668805 - 2⁸ = 876668549 is a prime.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 1083241 + ... + 1084049.

It is an arithmetic number, because the mean of its divisors is an integer number (25515000).

Almost surely, 2^876668805 is an apocalyptic number.

It is an amenable number.

876668805 is a deficient number, since it is larger than the sum of its proper divisors (756291195).

876668805 is a wasteful number, since it uses less digits than its factorization.

876668805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195 (or 1189 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 54.

The square root of 876668805 is about 29608.5934316374. The cubic root of 876668805 is about 957.0732641113.

The spelling of 876668805 in words is "eight hundred seventy-six million, six hundred sixty-eight thousand, eight hundred five".