5681765218112 has 28 divisors (see below), whose sum is σ = 11275685497860. Its totient is φ = 2840647612416.

The previous prime is 5681765218111. The next prime is 5681765218127. The reversal of 5681765218112 is 2118125671865.

It can be written as a sum of positive squares in 2 ways, for example, as 5082788286016 + 598976932096 = 2254504^2 + 773936^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5681765218111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2890793 + ... + 4440744.

It is an arithmetic number, because the mean of its divisors is an integer number (402703053495).

Almost surely, 2^{5681765218112} is an apocalyptic number.

It is an amenable number.

5681765218112 is a deficient number, since it is larger than the sum of its proper divisors (5593920279748).

5681765218112 is a wasteful number, since it uses less digits than its factorization.

5681765218112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7343658 (or 7343648 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 53.

The spelling of 5681765218112 in words is "five trillion, six hundred eighty-one billion, seven hundred sixty-five million, two hundred eighteen thousand, one hundred twelve".