50409928320 has 256 divisors, whose sum is σ = 166247009280. Its totient is φ = 12979077120.

The previous prime is 50409928313. The next prime is 50409928367. The reversal of 50409928320 is 2382990405.

50409928320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 38865912 + ... + 38867208.

It is an arithmetic number, because the mean of its divisors is an integer number (649402380).

Almost surely, 2^50409928320 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 50409928320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83123504640).

50409928320 is an abundant number, since it is smaller than the sum of its proper divisors (115837080960).

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

50409928320 is a wasteful number, since it uses less digits than its factorization.

50409928320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003 (or 1991 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The spelling of 50409928320 in words is "fifty billion, four hundred nine million, nine hundred twenty-eight thousand, three hundred twenty".