878195617216 has 28 divisors (see below), whose sum is σ = 1742716280880. Its totient is φ = 439086003200.

The previous prime is 878195617153. The next prime is 878195617241. The reversal of 878195617216 is 612716591878.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2522541 + ... + 2849491.

Almost surely, 2^878195617216 is an apocalyptic number.

It is an amenable number.

878195617216 is a deficient number, since it is larger than the sum of its proper divisors (864520663664).

878195617216 is a wasteful number, since it uses less digits than its factorization.

878195617216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368932 (or 368922 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 61.

The spelling of 878195617216 in words is "eight hundred seventy-eight billion, one hundred ninety-five million, six hundred seventeen thousand, two hundred sixteen".