878725164 has 24 divisors (see below), whose sum is σ = 2051069440. Its totient is φ = 292806864.

The previous prime is 878725157. The next prime is 878725171. The reversal of 878725164 is 461527878.

It is an interprime number because it is at equal distance from previous prime (878725157) and next prime (878725171).

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, 28797 + ... + 50859.

Almost surely, 2^878725164 is an apocalyptic number.

It is an amenable number.

878725164 is an abundant number, since it is smaller than the sum of its proper divisors (1172344276).

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

878725164 is a wasteful number, since it uses less digits than its factorization.

878725164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25389 (or 25387 counting only the distinct ones).

The product of its digits is 752640, while the sum is 48.

The square root of 878725164 is about 29643.2988042829. The cubic root of 878725164 is about 957.8209997049.

The spelling of 878725164 in words is "eight hundred seventy-eight million, seven hundred twenty-five thousand, one hundred sixty-four".