877967856 has 80 divisors (see below), whose sum is σ = 2668356000. Its totient is φ = 275438592.

The previous prime is 877967803. The next prime is 877967863. The reversal of 877967856 is 658769778.

877967856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 877967793 and 877967802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52431 + ... + 67118.

It is an arithmetic number, because the mean of its divisors is an integer number (33354450).

Almost surely, 2^877967856 is an apocalyptic number.

It is an amenable number.

877967856 is an abundant number, since it is smaller than the sum of its proper divisors (1790388144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

877967856 is a wasteful number, since it uses less digits than its factorization.

877967856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119583 (or 119571 counting only the distinct ones).

The product of its digits is 35562240, while the sum is 63.

The square root of 877967856 is about 29630.5223713656. The cubic root of 877967856 is about 957.5457623441.

The spelling of 877967856 in words is "eight hundred seventy-seven million, nine hundred sixty-seven thousand, eight hundred fifty-six".