50117313280 has 72 divisors (see below), whose sum is σ = 120110648112. Its totient is φ = 20036235264.

The previous prime is 50117313263. The next prime is 50117313307. The reversal of 50117313280 is 8231371105.

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, 2656842 + ... + 2675638.

It is an arithmetic number, because the mean of its divisors is an integer number (1668203446).

Almost surely, 2^50117313280 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 50117313280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60055324056).

50117313280 is an abundant number, since it is smaller than the sum of its proper divisors (69993334832).

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

50117313280 is a wasteful number, since it uses less digits than its factorization.

50117313280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20901 (or 20887 counting only the distinct ones).

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

Adding to 50117313280 its reverse (8231371105), we get a palindrome (58348684385).

The spelling of 50117313280 in words is "fifty billion, one hundred seventeen million, three hundred thirteen thousand, two hundred eighty".