12008678345316 has 27 divisors (see below), whose sum is σ = 30355322819731. Its totient is φ = 4002885851064.

The previous prime is 12008678345303. The next prime is 12008678345359. The reversal of 12008678345316 is 61354387680021.

The square root of 12008678345316 is 3465354.

It is a perfect power (a square), and thus also a powerful number.

12008678345316 is a `hidden beast` number, since 1 + 2 + 0 + 0 + 8 + 6 + 78 + 34 + 531 + 6 = 666.

It is a super-2 number, since 2×12008678345316² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

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 8 ways as a sum of consecutive naturals, for example, 20503345 + ... + 21080903.

Almost surely, 2^{12008678345316} is an apocalyptic number.

12008678345316 is the 3465354-th square number.

It is an amenable number.

12008678345316 is an abundant number, since it is smaller than the sum of its proper divisors (18346644474415).

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

12008678345316 is an frugal number, since it uses more digits than its factorization.

12008678345316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155128 (or 577564 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 12008678345316 in words is "twelve trillion, eight billion, six hundred seventy-eight million, three hundred forty-five thousand, three hundred sixteen".