50791728288 has 384 divisors, whose sum is σ = 161780613120. Its totient is φ = 13648527360.

The previous prime is 50791728277. The next prime is 50791728307. The reversal of 50791728288 is 88282719705.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 197633056 + ... + 197633312.

It is an arithmetic number, because the mean of its divisors is an integer number (421303680).

Almost surely, 2^50791728288 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 50791728288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80890306560).

50791728288 is an abundant number, since it is smaller than the sum of its proper divisors (110988884832).

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

50791728288 is a wasteful number, since it uses less digits than its factorization.

50791728288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540 (or 532 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 57.

The spelling of 50791728288 in words is "fifty billion, seven hundred ninety-one million, seven hundred twenty-eight thousand, two hundred eighty-eight".