2144984686976 has 16 divisors (see below), whose sum is σ = 4273211681340. Its totient is φ = 1072492343424.

The previous prime is 2144984686783. The next prime is 2144984687039. The reversal of 2144984686976 is 6796864894412.

It is a tau number, because it is divible by the number of its divisors (16).

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 as a sum of consecutive naturals, namely, 8378846306 + ... + 8378846561.

Almost surely, 2^{2144984686976} is an apocalyptic number.

It is an amenable number.

2144984686976 is a deficient number, since it is larger than the sum of its proper divisors (2128226994364).

2144984686976 is an equidigital number, since it uses as much as digits as its factorization.

2144984686976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16757692881 (or 16757692869 counting only the distinct ones).

The product of its digits is 1003290624, while the sum is 74.

The spelling of 2144984686976 in words is "two trillion, one hundred forty-four billion, nine hundred eighty-four million, six hundred eighty-six thousand, nine hundred seventy-six".