50216210666 has 8 divisors (see below), whose sum is σ = 77161494564. Its totient is φ = 24495712480.

The previous prime is 50216210641. The next prime is 50216210677. The reversal of 50216210666 is 66601261205.

50216210666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 40308994441 + 9907216225 = 200771^2 + 99535^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon 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, 306196325 + ... + 306196488.

Almost surely, 2^50216210666 is an apocalyptic number.

50216210666 is a deficient number, since it is larger than the sum of its proper divisors (26945283898).

50216210666 is a wasteful number, since it uses less digits than its factorization.

50216210666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612392856.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 50216210666 in words is "fifty billion, two hundred sixteen million, two hundred ten thousand, six hundred sixty-six".