878969587752 has 80 divisors (see below), whose sum is σ = 2481314204160. Its totient is φ = 290682828576.

The previous prime is 878969587669. The next prime is 878969587763. The reversal of 878969587752 is 257785969878.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5257998 + ... + 5422589.

It is an arithmetic number, because the mean of its divisors is an integer number (31016427552).

Almost surely, 2^878969587752 is an apocalyptic number.

It is an amenable number.

878969587752 is an abundant number, since it is smaller than the sum of its proper divisors (1602344616408).

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

878969587752 is a wasteful number, since it uses less digits than its factorization.

878969587752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10680732 (or 10680719 counting only the distinct ones).

The product of its digits is 4267468800, while the sum is 81.

The spelling of 878969587752 in words is "eight hundred seventy-eight billion, nine hundred sixty-nine million, five hundred eighty-seven thousand, seven hundred fifty-two".