6608044640 has 24 divisors (see below), whose sum is σ = 15611505840. Its totient is φ = 2643217792.

The previous prime is 6608044559. The next prime is 6608044669. The reversal of 6608044640 is 464408066.

It is a junction number, because it is equal to n+sod(n) for n = 6608044594 and 6608044603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20649980 + ... + 20650299.

It is an arithmetic number, because the mean of its divisors is an integer number (650479410).

Almost surely, 2^6608044640 is an apocalyptic number.

It is an amenable number.

6608044640 is an abundant number, since it is smaller than the sum of its proper divisors (9003461200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6608044640 is a wasteful number, since it uses less digits than its factorization.

6608044640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41300294 (or 41300286 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 38.

The square root of 6608044640 is about 81289.8803049925. The cubic root of 6608044640 is about 1876.5392648378.

The spelling of 6608044640 in words is "six billion, six hundred eight million, forty-four thousand, six hundred forty".