2095665999 has 64 divisors (see below), whose sum is σ = 3492741120. Its totient is φ = 1091439360.

The previous prime is 2095665959. The next prime is 2095666031. The reversal of 2095665999 is 9995665902.

It is not a de Polignac number, because 2095665999 - 2⁹ = 2095665487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2095665959) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 1002147 + ... + 1004235.

It is an arithmetic number, because the mean of its divisors is an integer number (54574080).

Almost surely, 2^2095665999 is an apocalyptic number.

2095665999 is a deficient number, since it is larger than the sum of its proper divisors (1397075121).

2095665999 is a wasteful number, since it uses less digits than its factorization.

2095665999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2220.

The product of its (nonzero) digits is 11809800, while the sum is 60.

The square root of 2095665999 is about 45778.4446983512. Note that the first 3 decimals coincide. The cubic root of 2095665999 is about 1279.6976008866.

The spelling of 2095665999 in words is "two billion, ninety-five million, six hundred sixty-five thousand, nine hundred ninety-nine".