50111043320 has 64 divisors (see below), whose sum is σ = 121562471520. Its totient is φ = 18481273344.

The previous prime is 50111043313. The next prime is 50111043331. The reversal of 50111043320 is 2334011105.

It is a super-2 number, since 2×50111043320² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 50111043292 and 50111043301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401099 + ... + 510981.

Almost surely, 2^50111043320 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 50111043320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60781235760).

50111043320 is an abundant number, since it is smaller than the sum of its proper divisors (71451428200).

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

50111043320 is a wasteful number, since it uses less digits than its factorization.

50111043320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110784 (or 110780 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 50111043320 its reverse (2334011105), we get a palindrome (52445054425).

The spelling of 50111043320 in words is "fifty billion, one hundred eleven million, forty-three thousand, three hundred twenty".