678328486122 has 16 divisors (see below), whose sum is σ = 1550465111232. Its totient is φ = 193808138880.

The previous prime is 678328486097. The next prime is 678328486123. The reversal of 678328486122 is 221684823876.

It is not an unprimeable number, because it can be changed into a prime (678328486123) by changing a digit.

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, 8075339079 + ... + 8075339162.

It is an arithmetic number, because the mean of its divisors is an integer number (96904069452).

Almost surely, 2^678328486122 is an apocalyptic number.

678328486122 is an abundant number, since it is smaller than the sum of its proper divisors (872136625110).

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

678328486122 is a wasteful number, since it uses less digits than its factorization.

678328486122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16150678253.

The product of its digits is 12386304, while the sum is 57.

The spelling of 678328486122 in words is "six hundred seventy-eight billion, three hundred twenty-eight million, four hundred eighty-six thousand, one hundred twenty-two".