2184581854128 has 40 divisors (see below), whose sum is σ = 5644643608576. Its totient is φ = 728046792000.

The previous prime is 2184581854033. The next prime is 2184581854211. The reversal of 2184581854128 is 8214581854812.

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 7 ways as a sum of consecutive naturals, for example, 4358608 + ... + 4833903.

Almost surely, 2^{2184581854128} is an apocalyptic number.

It is an amenable number.

2184581854128 is an abundant number, since it is smaller than the sum of its proper divisors (3460061754448).

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

2184581854128 is a wasteful number, since it uses less digits than its factorization.

2184581854128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9197473 (or 9197467 counting only the distinct ones).

The product of its digits is 6553600, while the sum is 57.

The spelling of 2184581854128 in words is "two trillion, one hundred eighty-four billion, five hundred eighty-one million, eight hundred fifty-four thousand, one hundred twenty-eight".