2539607885 has 16 divisors (see below), whose sum is σ = 3150170112. Its totient is φ = 1963440000.

The previous prime is 2539607867. The next prime is 2539607893. The reversal of 2539607885 is 5887069352.

It is not a de Polignac number, because 2539607885 - 2²⁶ = 2472499021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105497 + ... + 127313.

It is an arithmetic number, because the mean of its divisors is an integer number (196885632).

Almost surely, 2^2539607885 is an apocalyptic number.

It is an amenable number.

2539607885 is a deficient number, since it is larger than the sum of its proper divisors (610562227).

2539607885 is a wasteful number, since it uses less digits than its factorization.

2539607885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22604.

The product of its (nonzero) digits is 3628800, while the sum is 53.

The square root of 2539607885 is about 50394.5223709879. The cubic root of 2539607885 is about 1364.3387754891.

The spelling of 2539607885 in words is "two billion, five hundred thirty-nine million, six hundred seven thousand, eight hundred eighty-five".