50020171718 has 8 divisors (see below), whose sum is σ = 81851190120. Its totient is φ = 22736441680.

The previous prime is 50020171711. The next prime is 50020171727. The reversal of 50020171718 is 81717102005.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50020171711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1136822063 + ... + 1136822106.

It is an arithmetic number, because the mean of its divisors is an integer number (10231398765).

Almost surely, 2^50020171718 is an apocalyptic number.

50020171718 is a deficient number, since it is larger than the sum of its proper divisors (31831018402).

50020171718 is a wasteful number, since it uses less digits than its factorization.

50020171718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2273644182.

The product of its (nonzero) digits is 3920, while the sum is 32.

The spelling of 50020171718 in words is "fifty billion, twenty million, one hundred seventy-one thousand, seven hundred eighteen".