2166683753 has 16 divisors (see below), whose sum is σ = 2465299200. Its totient is φ = 1887701760.

The previous prime is 2166683737. The next prime is 2166683759. The reversal of 2166683753 is 3573866612.

It is a cyclic number.

It is not a de Polignac number, because 2166683753 - 2⁴ = 2166683737 is a prime.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 2166683698 and 2166683707.

It is not an unprimeable number, because it can be changed into a prime (2166683759) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 50753 + ... + 83121.

It is an arithmetic number, because the mean of its divisors is an integer number (154081200).

Almost surely, 2^2166683753 is an apocalyptic number.

It is an amenable number.

2166683753 is a deficient number, since it is larger than the sum of its proper divisors (298615447).

2166683753 is a wasteful number, since it uses less digits than its factorization.

2166683753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32672.

The product of its digits is 1088640, while the sum is 47.

The square root of 2166683753 is about 46547.6503488629. The cubic root of 2166683753 is about 1293.9927475671.

The spelling of 2166683753 in words is "two billion, one hundred sixty-six million, six hundred eighty-three thousand, seven hundred fifty-three".