5055216666 has 16 divisors (see below), whose sum is σ = 10115344800. Its totient is φ = 1684253648.

The previous prime is 5055216653. The next prime is 5055216689. The reversal of 5055216666 is 6666125505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191196 + ... + 216023.

It is an arithmetic number, because the mean of its divisors is an integer number (632209050).

Almost surely, 2^5055216666 is an apocalyptic number.

5055216666 is an abundant number, since it is smaller than the sum of its proper divisors (5060128134).

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

5055216666 is a wasteful number, since it uses less digits than its factorization.

5055216666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409293.

The product of its (nonzero) digits is 324000, while the sum is 42.

The square root of 5055216666 is about 71100.0468776217. The cubic root of 5055216666 is about 1716.2475280153.

The spelling of 5055216666 in words is "five billion, fifty-five million, two hundred sixteen thousand, six hundred sixty-six".