5066401688 has 8 divisors (see below), whose sum is σ = 9499503180. Its totient is φ = 2533200840.

The previous prime is 5066401663. The next prime is 5066401709. The reversal of 5066401688 is 8861046605.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316650098 + ... + 316650113.

Almost surely, 2^5066401688 is an apocalyptic number.

It is an amenable number.

5066401688 is a deficient number, since it is larger than the sum of its proper divisors (4433101492).

5066401688 is a wasteful number, since it uses less digits than its factorization.

5066401688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633300217 (or 633300213 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 5066401688 is about 71178.6603414254. The cubic root of 5066401688 is about 1717.5123683645.

The spelling of 5066401688 in words is "five billion, sixty-six million, four hundred one thousand, six hundred eighty-eight".