876788865 has 24 divisors (see below), whose sum is σ = 1585846080. Its totient is φ = 447288864.

The previous prime is 876788837. The next prime is 876788873. The reversal of 876788865 is 568887678.

It is not a de Polignac number, because 876788865 - 2¹⁰ = 876787841 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 422535 + ... + 424604.

It is an arithmetic number, because the mean of its divisors is an integer number (66076920).

Almost surely, 2^876788865 is an apocalyptic number.

It is an amenable number.

876788865 is a deficient number, since it is larger than the sum of its proper divisors (709057215).

876788865 is a wasteful number, since it uses less digits than its factorization.

876788865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847173 (or 847170 counting only the distinct ones).

The product of its digits is 36126720, while the sum is 63.

The square root of 876788865 is about 29610.6208141606. The cubic root of 876788865 is about 957.1169525868.

The spelling of 876788865 in words is "eight hundred seventy-six million, seven hundred eighty-eight thousand, eight hundred sixty-five".