6648173712 has 40 divisors (see below), whose sum is σ = 19082722080. Its totient is φ = 2216057760.

The previous prime is 6648173711. The next prime is 6648173737. The reversal of 6648173712 is 2173718466.

It is not an unprimeable number, because it can be changed into a prime (6648173711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7694214 + ... + 7695077.

It is an arithmetic number, because the mean of its divisors is an integer number (477068052).

Almost surely, 2^6648173712 is an apocalyptic number.

It is an amenable number.

6648173712 is an abundant number, since it is smaller than the sum of its proper divisors (12434548368).

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

6648173712 is a wasteful number, since it uses less digits than its factorization.

6648173712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15389308 (or 15389296 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 6648173712 is about 81536.3336924098. Note that the first 3 decimals coincide. The cubic root of 6648173712 is about 1880.3301924939.

The spelling of 6648173712 in words is "six billion, six hundred forty-eight million, one hundred seventy-three thousand, seven hundred twelve".