2559660005 has 16 divisors (see below), whose sum is σ = 3522808704. Its totient is φ = 1748986560.

The previous prime is 2559660001. The next prime is 2559660017. The reversal of 2559660005 is 5000669552.

2559660005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2559660005 - 2² = 2559660001 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2559660001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119306 + ... + 139115.

It is an arithmetic number, because the mean of its divisors is an integer number (220175544).

Almost surely, 2^2559660005 is an apocalyptic number.

It is an amenable number.

2559660005 is a deficient number, since it is larger than the sum of its proper divisors (963148699).

2559660005 is a wasteful number, since it uses less digits than its factorization.

2559660005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258716.

The product of its (nonzero) digits is 81000, while the sum is 38.

The square root of 2559660005 is about 50593.0825805268. The cubic root of 2559660005 is about 1367.9201939026.

The spelling of 2559660005 in words is "two billion, five hundred fifty-nine million, six hundred sixty thousand, five".