2549332489 has 16 divisors (see below), whose sum is σ = 2956777344. Its totient is φ = 2174972800.

The previous prime is 2549332483. The next prime is 2549332507. The reversal of 2549332489 is 9842339452.

It is not a de Polignac number, because 2549332489 - 2⁷ = 2549332361 is a prime.

It is a super-2 number, since 2×2549332489² = 12998192278941870242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2549332483) 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, 81652 + ... + 108469.

It is an arithmetic number, because the mean of its divisors is an integer number (184798584).

Almost surely, 2^2549332489 is an apocalyptic number.

It is an amenable number.

2549332489 is a deficient number, since it is larger than the sum of its proper divisors (407444855).

2549332489 is a wasteful number, since it uses less digits than its factorization.

2549332489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190208.

The product of its digits is 1866240, while the sum is 49.

The square root of 2549332489 is about 50490.9149154578. The cubic root of 2549332489 is about 1366.0779882760.

The spelling of 2549332489 in words is "two billion, five hundred forty-nine million, three hundred thirty-two thousand, four hundred eighty-nine".