2199648539 has 16 divisors (see below), whose sum is σ = 2511475200. Its totient is φ = 1906988160.

The previous prime is 2199648527. The next prime is 2199648589. The reversal of 2199648539 is 9358469912.

It is not a de Polignac number, because 2199648539 - 2⁴ = 2199648523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2199648589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72362 + ... + 98160.

It is an arithmetic number, because the mean of its divisors is an integer number (156967200).

Almost surely, 2^2199648539 is an apocalyptic number.

2199648539 is a deficient number, since it is larger than the sum of its proper divisors (311826661).

2199648539 is a wasteful number, since it uses less digits than its factorization.

2199648539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26170.

The product of its digits is 4199040, while the sum is 56.

The square root of 2199648539 is about 46900.4108617398. The cubic root of 2199648539 is about 1300.5221845007.

The spelling of 2199648539 in words is "two billion, one hundred ninety-nine million, six hundred forty-eight thousand, five hundred thirty-nine".