3186866012144 has 20 divisors (see below), whose sum is σ = 6373732025280. Its totient is φ = 1542031941120.

The previous prime is 3186866012093. The next prime is 3186866012153. The reversal of 3186866012144 is 4412106686813.

3186866012144 is an admirable number.

It is a super-2 number, since 2×3186866012144² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3186866012092 and 3186866012101.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3212566049 + ... + 3212567040.

It is an arithmetic number, because the mean of its divisors is an integer number (318686601264).

Almost surely, 2^{3186866012144} is an apocalyptic number.

It is an amenable number.

3186866012144 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3186866012144 is a wasteful number, since it uses less digits than its factorization.

3186866012144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6425133128 (or 6425133122 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 50.

The spelling of 3186866012144 in words is "three trillion, one hundred eighty-six billion, eight hundred sixty-six million, twelve thousand, one hundred forty-four".