678553355876 has 24 divisors (see below), whose sum is σ = 1314754676256. Its totient is φ = 303829859520.

The previous prime is 678553355869. The next prime is 678553355897.

678553355876 is nontrivially palindromic in base 10.

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, 115084121 + ... + 115090016.

It is an arithmetic number, because the mean of its divisors is an integer number (54781444844).

Almost surely, 2^678553355876 is an apocalyptic number.

It is an amenable number.

678553355876 is a deficient number, since it is larger than the sum of its proper divisors (636201320380).

678553355876 is a wasteful number, since it uses less digits than its factorization.

678553355876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230174219 (or 230174217 counting only the distinct ones).

The product of its digits is 635040000, while the sum is 68.

The spelling of 678553355876 in words is "six hundred seventy-eight billion, five hundred fifty-three million, three hundred fifty-five thousand, eight hundred seventy-six".