6668771048 has 16 divisors (see below), whose sum is σ = 12508943460. Its totient is φ = 3333052800.

The previous prime is 6668771027. The next prime is 6668771051. The reversal of 6668771048 is 8401778666.

It can be written as a sum of positive squares in 2 ways, for example, as 6668682244 + 88804 = 81662^2 + 298^2 .

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, 145163 + ... + 185498.

Almost surely, 2^6668771048 is an apocalyptic number.

It is an amenable number.

6668771048 is a deficient number, since it is larger than the sum of its proper divisors (5840172412).

6668771048 is a wasteful number, since it uses less digits than its factorization.

6668771048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333188 (or 333184 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 53.

The square root of 6668771048 is about 81662.5437272193. The cubic root of 6668771048 is about 1882.2700667945.

The spelling of 6668771048 in words is "six billion, six hundred sixty-eight million, seven hundred seventy-one thousand, forty-eight".