878861168 has 40 divisors (see below), whose sum is σ = 1738422960. Its totient is φ = 430295040.

The previous prime is 878861167. The next prime is 878861173. The reversal of 878861168 is 861168878.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (878861167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259808 + ... + 263168.

It is an arithmetic number, because the mean of its divisors is an integer number (43460574).

Almost surely, 2^878861168 is an apocalyptic number.

It is an amenable number.

878861168 is a deficient number, since it is larger than the sum of its proper divisors (859561792).

878861168 is a wasteful number, since it uses less digits than its factorization.

878861168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3705 (or 3699 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 53.

The square root of 878861168 is about 29645.5927247205. The cubic root of 878861168 is about 957.8704124878.

The spelling of 878861168 in words is "eight hundred seventy-eight million, eight hundred sixty-one thousand, one hundred sixty-eight".