878333780976 has 20 divisors (see below), whose sum is σ = 2269028934312. Its totient is φ = 292777926976.

The previous prime is 878333780959. The next prime is 878333780977. The reversal of 878333780976 is 679087333878.

It is a self number, because there is not a number n which added to its sum of digits gives 878333780976.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (878333780977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9149310171 + ... + 9149310266.

Almost surely, 2^878333780976 is an apocalyptic number.

It is an amenable number.

878333780976 is an abundant number, since it is smaller than the sum of its proper divisors (1390695153336).

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

878333780976 is a wasteful number, since it uses less digits than its factorization.

878333780976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18298620448 (or 18298620442 counting only the distinct ones).

The product of its (nonzero) digits is 256048128, while the sum is 69.

The spelling of 878333780976 in words is "eight hundred seventy-eight billion, three hundred thirty-three million, seven hundred eighty thousand, nine hundred seventy-six".