50681728660 has 24 divisors (see below), whose sum is σ = 111059093376. Its totient is φ = 19391269920.

The previous prime is 50681728639. The next prime is 50681728673. The reversal of 50681728660 is 6682718605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55088376 + ... + 55089295.

It is an arithmetic number, because the mean of its divisors is an integer number (4627462224).

Almost surely, 2^50681728660 is an apocalyptic number.

It is an amenable number.

50681728660 is an abundant number, since it is smaller than the sum of its proper divisors (60377364716).

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

50681728660 is a wasteful number, since it uses less digits than its factorization.

50681728660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110177703 (or 110177701 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 50681728660 in words is "fifty billion, six hundred eighty-one million, seven hundred twenty-eight thousand, six hundred sixty".