2066793443 has 24 divisors (see below), whose sum is σ = 2451131280. Its totient is φ = 1727506560.

The previous prime is 2066793433. The next prime is 2066793473. The reversal of 2066793443 is 3443976602.

It is a Cunningham number, because it is equal to 45462²-1.

It is not a de Polignac number, because 2066793443 - 2¹⁴ = 2066777059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2066793394 and 2066793403.

It is not an unprimeable number, because it can be changed into a prime (2066793413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 498005 + ... + 502137.

It is an arithmetic number, because the mean of its divisors is an integer number (102130470).

Almost surely, 2^2066793443 is an apocalyptic number.

2066793443 is a deficient number, since it is larger than the sum of its proper divisors (384337837).

2066793443 is a wasteful number, since it uses less digits than its factorization.

2066793443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4439 (or 4426 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 44.

The square root of 2066793443 is about 45461.9999890018. Note that the first 4 decimals coincide. The cubic root of 2066793443 is about 1273.7934900593.

The spelling of 2066793443 in words is "two billion, sixty-six million, seven hundred ninety-three thousand, four hundred forty-three".