2559945885 has 32 divisors (see below), whose sum is σ = 4884572160. Its totient is φ = 1119379008.

The previous prime is 2559945841. The next prime is 2559945907. The reversal of 2559945885 is 5885499552.

2559945885 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 2559945885 - 2¹² = 2559941789 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 527595 + ... + 532424.

It is an arithmetic number, because the mean of its divisors is an integer number (152642880).

Almost surely, 2^2559945885 is an apocalyptic number.

It is an amenable number.

2559945885 is a deficient number, since it is larger than the sum of its proper divisors (2324626275).

2559945885 is a wasteful number, since it uses less digits than its factorization.

2559945885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060057.

The product of its digits is 25920000, while the sum is 60.

The square root of 2559945885 is about 50595.9077890693. The cubic root of 2559945885 is about 1367.9711181747.

The spelling of 2559945885 in words is "two billion, five hundred fifty-nine million, nine hundred forty-five thousand, eight hundred eighty-five".