6605601625 has 32 divisors (see below), whose sum is σ = 9437755392. Its totient is φ = 4521729600.

The previous prime is 6605601619. The next prime is 6605601637. The reversal of 6605601625 is 5261065066.

6605601625 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6605601625 - 2⁵ = 6605601593 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 524907 + ... + 537343.

It is an arithmetic number, because the mean of its divisors is an integer number (294929856).

Almost surely, 2^6605601625 is an apocalyptic number.

It is an amenable number.

6605601625 is a deficient number, since it is larger than the sum of its proper divisors (2832153767).

6605601625 is a wasteful number, since it uses less digits than its factorization.

6605601625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13066 (or 13056 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 6605601625 is about 81274.8523529880. The cubic root of 6605601625 is about 1876.3079821667.

The spelling of 6605601625 in words is "six billion, six hundred five million, six hundred one thousand, six hundred twenty-five".