6668505152 has 14 divisors (see below), whose sum is σ = 13232815038. Its totient is φ = 3334252544.

The previous prime is 6668505133. The next prime is 6668505167. The reversal of 6668505152 is 2515058666.

It can be written as a sum of positive squares in only one way, i.e., 6667702336 + 802816 = 81656^2 + 896^2 .

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 as a sum of consecutive naturals, namely, 52097633 + ... + 52097760.

Almost surely, 2^6668505152 is an apocalyptic number.

It is an amenable number.

6668505152 is a deficient number, since it is larger than the sum of its proper divisors (6564309886).

6668505152 is a wasteful number, since it uses less digits than its factorization.

6668505152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104195405 (or 104195395 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 44.

The square root of 6668505152 is about 81660.9156941067. The cubic root of 6668505152 is about 1882.2450499546.

The spelling of 6668505152 in words is "six billion, six hundred sixty-eight million, five hundred five thousand, one hundred fifty-two".