6589981449 has 8 divisors (see below), whose sum is σ = 9762935520. Its totient is φ = 4393320948.

The previous prime is 6589981429. The next prime is 6589981493. The reversal of 6589981449 is 9441899856.

6589981449 is a `hidden beast` number, since 6 + 589 + 9 + 8 + 1 + 4 + 49 = 666.

It is not a de Polignac number, because 6589981449 - 2⁸ = 6589981193 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6589981429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122036667 + ... + 122036720.

It is an arithmetic number, because the mean of its divisors is an integer number (1220366940).

Almost surely, 2^6589981449 is an apocalyptic number.

It is an amenable number.

6589981449 is a deficient number, since it is larger than the sum of its proper divisors (3172954071).

6589981449 is a wasteful number, since it uses less digits than its factorization.

6589981449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244073396 (or 244073390 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 63.

The square root of 6589981449 is about 81178.7007102232. The cubic root of 6589981449 is about 1874.8278549157.

The spelling of 6589981449 in words is "six billion, five hundred eighty-nine million, nine hundred eighty-one thousand, four hundred forty-nine".