666048696 has 16 divisors (see below), whose sum is σ = 1665121800. Its totient is φ = 222016224.

The previous prime is 666048683. The next prime is 666048737. The reversal of 666048696 is 696840666.

666048696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 13875991 + ... + 13876038.

Almost surely, 2^666048696 is an apocalyptic number.

It is an amenable number.

666048696 is an abundant number, since it is smaller than the sum of its proper divisors (999073104).

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

666048696 is a wasteful number, since it uses less digits than its factorization.

666048696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27752038 (or 27752034 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 51.

The square root of 666048696 is about 25807.9192497187. The cubic root of 666048696 is about 873.3104577398.

The spelling of 666048696 in words is "six hundred sixty-six million, forty-eight thousand, six hundred ninety-six".