50688647240 has 192 divisors, whose sum is σ = 143559561600. Its totient is φ = 15767009280.

The previous prime is 50688647209. The next prime is 50688647257. The reversal of 50688647240 is 4274688605.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20970512 + ... + 20972928.

It is an arithmetic number, because the mean of its divisors is an integer number (747706050).

Almost surely, 2^50688647240 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 50688647240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71779780800).

50688647240 is an abundant number, since it is smaller than the sum of its proper divisors (92870914360).

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

50688647240 is a wasteful number, since it uses less digits than its factorization.

50688647240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3076 (or 3061 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 50.

The spelling of 50688647240 in words is "fifty billion, six hundred eighty-eight million, six hundred forty-seven thousand, two hundred forty".