6665150648 has 32 divisors (see below), whose sum is σ = 13461940800. Its totient is φ = 3075431808.

The previous prime is 6665150633. The next prime is 6665150671. The reversal of 6665150648 is 8460515666.

It is a congruent number.

It is an unprimeable number.

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, 646865 + ... + 657087.

It is an arithmetic number, because the mean of its divisors is an integer number (420685650).

Almost surely, 2^6665150648 is an apocalyptic number.

It is an amenable number.

6665150648 is an abundant number, since it is smaller than the sum of its proper divisors (6796790152).

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

6665150648 is a wasteful number, since it uses less digits than its factorization.

6665150648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16511 (or 16507 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 47.

The square root of 6665150648 is about 81640.3738844942. The cubic root of 6665150648 is about 1881.9293841281.

The spelling of 6665150648 in words is "six billion, six hundred sixty-five million, one hundred fifty thousand, six hundred forty-eight".