2912189866112 has 32 divisors (see below), whose sum is σ = 6106977109200. Its totient is φ = 1379458356480.

The previous prime is 2912189866087. The next prime is 2912189866127. The reversal of 2912189866112 is 2116689812192.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 598720814 + ... + 598725677.

Almost surely, 2^{2912189866112} is an apocalyptic number.

It is an amenable number.

2912189866112 is an abundant number, since it is smaller than the sum of its proper divisors (3194787243088).

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

2912189866112 is a wasteful number, since it uses less digits than its factorization.

2912189866112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197446524 (or 1197446512 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 56.

The spelling of 2912189866112 in words is "two trillion, nine hundred twelve billion, one hundred eighty-nine million, eight hundred sixty-six thousand, one hundred twelve".