678379150 has 12 divisors (see below), whose sum is σ = 1261785312. Its totient is φ = 271351640.

The previous prime is 678379139. The next prime is 678379151. The reversal of 678379150 is 51973876.

It is a self number, because there is not a number n which added to its sum of digits gives 678379150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (678379151) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 6783742 + ... + 6783841.

It is an arithmetic number, because the mean of its divisors is an integer number (105148776).

Almost surely, 2^678379150 is an apocalyptic number.

678379150 is a deficient number, since it is larger than the sum of its proper divisors (583406162).

678379150 is a wasteful number, since it uses less digits than its factorization.

678379150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13567595 (or 13567590 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 46.

The square root of 678379150 is about 26045.7126990221. The cubic root of 678379150 is about 878.6666921558. Note that the first 4 decimals are identical.

The spelling of 678379150 in words is "six hundred seventy-eight million, three hundred seventy-nine thousand, one hundred fifty".