678844525448876 has 24 divisors (see below), whose sum is σ = 1188218169094320. Its totient is φ = 339353624561472.

The previous prime is 678844525448867. The next prime is 678844525448927.

678844525448876 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 610309931 + ... + 611421213.

It is an arithmetic number, because the mean of its divisors is an integer number (49509090378930).

Almost surely, 2^{678844525448876} is an apocalyptic number.

It is an amenable number.

678844525448876 is a deficient number, since it is larger than the sum of its proper divisors (509373643645444).

678844525448876 is a wasteful number, since it uses less digits than its factorization.

678844525448876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142033 (or 1142031 counting only the distinct ones).

The product of its digits is 92484403200, while the sum is 86.

The spelling of 678844525448876 in words is "six hundred seventy-eight trillion, eight hundred forty-four billion, five hundred twenty-five million, four hundred forty-eight thousand, eight hundred seventy-six".