50110072320 has 320 divisors, whose sum is σ = 199726788096. Its totient is φ = 10412359680.

The previous prime is 50110072319. The next prime is 50110072333. The reversal of 50110072320 is 2327001105.

It is a tau number, because it is divible by the number of its divisors (320).

It is a super-2 number, since 2×50110072320² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 548992 + ... + 633728.

Almost surely, 2^50110072320 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 50110072320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99863394048).

50110072320 is an abundant number, since it is smaller than the sum of its proper divisors (149616715776).

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

50110072320 is a wasteful number, since it uses less digits than its factorization.

50110072320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84781 (or 84765 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 21.

Adding to 50110072320 its reverse (2327001105), we get a palindrome (52437073425).

The spelling of 50110072320 in words is "fifty billion, one hundred ten million, seventy-two thousand, three hundred twenty".