8674866678 has 16 divisors (see below), whose sum is σ = 17558767296. Its totient is φ = 2856783240.

The previous prime is 8674866661. The next prime is 8674866749. The reversal of 8674866678 is 8766684768.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8709208 + ... + 8710203.

It is an arithmetic number, because the mean of its divisors is an integer number (1097422956).

Almost surely, 2^8674866678 is an apocalyptic number.

8674866678 is an abundant number, since it is smaller than the sum of its proper divisors (8883900618).

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

8674866678 is a wasteful number, since it uses less digits than its factorization.

8674866678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17419499.

The product of its digits is 130056192, while the sum is 66.

The square root of 8674866678 is about 93138.9643382403. The cubic root of 8674866678 is about 2054.7276711840.

The spelling of 8674866678 in words is "eight billion, six hundred seventy-four million, eight hundred sixty-six thousand, six hundred seventy-eight".