2066995529 has 2 divisors, whose sum is σ = 2066995530. Its totient is φ = 2066995528.

The previous prime is 2066995499. The next prime is 2066995531. The reversal of 2066995529 is 9255996602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1606807225 + 460188304 = 40085^2 + 21452^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2066995529 is a prime.

Together with 2066995531, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2066995559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1033497764 + 1033497765.

It is an arithmetic number, because the mean of its divisors is an integer number (1033497765).

Almost surely, 2^2066995529 is an apocalyptic number.

It is an amenable number.

2066995529 is a deficient number, since it is larger than the sum of its proper divisors (1).

2066995529 is an equidigital number, since it uses as much as digits as its factorization.

2066995529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2624400, while the sum is 53.

The square root of 2066995529 is about 45464.2225161720. Note that the first 3 decimals coincide. The cubic root of 2066995529 is about 1273.8350048420.

The spelling of 2066995529 in words is "two billion, sixty-six million, nine hundred ninety-five thousand, five hundred twenty-nine".