2559759609 has 16 divisors (see below), whose sum is σ = 3758088960. Its totient is φ = 1536868560.

The previous prime is 2559759593. The next prime is 2559759611. The reversal of 2559759609 is 9069579552.

2559759609 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 2559759609 - 2⁴ = 2559759593 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2559759679) 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, 358939 + ... + 366000.

It is an arithmetic number, because the mean of its divisors is an integer number (234880560).

Almost surely, 2^2559759609 is an apocalyptic number.

It is an amenable number.

2559759609 is a deficient number, since it is larger than the sum of its proper divisors (1198329351).

2559759609 is a wasteful number, since it uses less digits than its factorization.

2559759609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725060.

The product of its (nonzero) digits is 7654500, while the sum is 57.

The square root of 2559759609 is about 50594.0669347701. The cubic root of 2559759609 is about 1367.9379369565.

The spelling of 2559759609 in words is "two billion, five hundred fifty-nine million, seven hundred fifty-nine thousand, six hundred nine".