50116216720 has 80 divisors (see below), whose sum is σ = 118203184512. Its totient is φ = 19758090240.

The previous prime is 50116216663. The next prime is 50116216727. The reversal of 50116216720 is 2761261105.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (50116216727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2866405 + ... + 2883835.

Almost surely, 2^50116216720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50116216720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59101592256).

50116216720 is an abundant number, since it is smaller than the sum of its proper divisors (68086967792).

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

50116216720 is a wasteful number, since it uses less digits than its factorization.

50116216720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17960 (or 17954 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

Adding to 50116216720 its reverse (2761261105), we get a palindrome (52877477825).

The spelling of 50116216720 in words is "fifty billion, one hundred sixteen million, two hundred sixteen thousand, seven hundred twenty".