2559242668 has 12 divisors (see below), whose sum is σ = 4479174280. Its totient is φ = 1279478592.

The previous prime is 2559242599. The next prime is 2559242669. The reversal of 2559242668 is 8662429552.

It is not an unprimeable number, because it can be changed into a prime (2559242669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11623 + ... + 72481.

Almost surely, 2^2559242668 is an apocalyptic number.

It is an amenable number.

2559242668 is a deficient number, since it is larger than the sum of its proper divisors (1919931612).

2559242668 is a wasteful number, since it uses less digits than its factorization.

2559242668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71376 (or 71374 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 49.

The square root of 2559242668 is about 50588.9579651528. The cubic root of 2559242668 is about 1367.8458461718.

The spelling of 2559242668 in words is "two billion, five hundred fifty-nine million, two hundred forty-two thousand, six hundred sixty-eight".