50000555856 has 120 divisors (see below), whose sum is σ = 138631474240. Its totient is φ = 15524315136.

The previous prime is 50000555837. The next prime is 50000555879. The reversal of 50000555856 is 65855500005.

50000555856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1327005 + ... + 1364163.

Almost surely, 2^50000555856 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 50000555856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69315737120).

50000555856 is an abundant number, since it is smaller than the sum of its proper divisors (88630918384).

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

50000555856 is a wasteful number, since it uses less digits than its factorization.

50000555856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37301 (or 37278 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 39.

The spelling of 50000555856 in words is "fifty billion, five hundred fifty-five thousand, eight hundred fifty-six".