50006666442 has 8 divisors (see below), whose sum is σ = 100013332896. Its totient is φ = 16668888812.

The previous prime is 50006666407. The next prime is 50006666503. The reversal of 50006666442 is 24466660005.

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

50006666442 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 50006666442.

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, 4167222198 + ... + 4167222209.

It is an arithmetic number, because the mean of its divisors is an integer number (12501666612).

Almost surely, 2^50006666442 is an apocalyptic number.

50006666442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

50006666442 is a wasteful number, since it uses less digits than its factorization.

50006666442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8334444412.

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 50006666442 in words is "fifty billion, six million, six hundred sixty-six thousand, four hundred forty-two".