2549085459 has 16 divisors (see below), whose sum is σ = 3450824832. Its totient is φ = 1673500608.

The previous prime is 2549085457. The next prime is 2549085463. The reversal of 2549085459 is 9545809452.

It is not a de Polignac number, because 2549085459 - 2¹ = 2549085457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2549085457) 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, 61584 + ... + 94290.

It is an arithmetic number, because the mean of its divisors is an integer number (215676552).

Almost surely, 2^2549085459 is an apocalyptic number.

2549085459 is a deficient number, since it is larger than the sum of its proper divisors (901739373).

2549085459 is a wasteful number, since it uses less digits than its factorization.

2549085459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33106.

The product of its (nonzero) digits is 2592000, while the sum is 51.

The square root of 2549085459 is about 50488.4685745171. The cubic root of 2549085459 is about 1366.0338625886.

The spelling of 2549085459 in words is "two billion, five hundred forty-nine million, eighty-five thousand, four hundred fifty-nine".