2539205086 has 24 divisors (see below), whose sum is σ = 4196653272. Its totient is φ = 1151396400.

The previous prime is 2539205069. The next prime is 2539205099. The reversal of 2539205086 is 6805029352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89421 + ... + 114343.

It is an arithmetic number, because the mean of its divisors is an integer number (174860553).

Almost surely, 2^2539205086 is an apocalyptic number.

2539205086 is a deficient number, since it is larger than the sum of its proper divisors (1657448186).

2539205086 is a wasteful number, since it uses less digits than its factorization.

2539205086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25368 (or 25357 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 2539205086 is about 50390.5257563364. The cubic root of 2539205086 is about 1364.2666405538.

The spelling of 2539205086 in words is "two billion, five hundred thirty-nine million, two hundred five thousand, eighty-six".