2116849410688 has 32 divisors (see below), whose sum is σ = 4231554051060. Its totient is φ = 1054812315648.

The previous prime is 2116849410659. The next prime is 2116849410713. The reversal of 2116849410688 is 8860149486112.

It can be written as a sum of positive squares in 2 ways, for example, as 2018649907264 + 98199503424 = 1420792^2 + 313368^2 .

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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28184145 + ... + 28259152.

Almost surely, 2^{2116849410688} is an apocalyptic number.

It is an amenable number.

2116849410688 is a deficient number, since it is larger than the sum of its proper divisors (2114704640372).

2116849410688 is an equidigital number, since it uses as much as digits as its factorization.

2116849410688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56443604 (or 56443592 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 58.

The spelling of 2116849410688 in words is "two trillion, one hundred sixteen billion, eight hundred forty-nine million, four hundred ten thousand, six hundred eighty-eight".