878578837351118 has 16 divisors (see below), whose sum is σ = 1360417815074304. Its totient is φ = 425107017322680.

The previous prime is 878578837351079. The next prime is 878578837351133. The reversal of 878578837351118 is 811153738875878.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193992380 + ... + 198469647.

It is an arithmetic number, because the mean of its divisors is an integer number (85026113442144).

Almost surely, 2^{878578837351118} is an apocalyptic number.

878578837351118 is a deficient number, since it is larger than the sum of its proper divisors (481838977723186).

878578837351118 is a wasteful number, since it uses less digits than its factorization.

878578837351118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392498167.

The product of its digits is 2528870400, while the sum is 80.

The spelling of 878578837351118 in words is "eight hundred seventy-eight trillion, five hundred seventy-eight billion, eight hundred thirty-seven million, three hundred fifty-one thousand, one hundred eighteen".