50680116521 has 4 divisors (see below), whose sum is σ = 52883599872. Its totient is φ = 48476633172.

The previous prime is 50680116493. The next prime is 50680116527. The reversal of 50680116521 is 12561108605.

It is a happy number.

50680116521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50680116521 - 2³⁴ = 33500247337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50680116527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1101741641 + ... + 1101741686.

It is an arithmetic number, because the mean of its divisors is an integer number (13220899968).

Almost surely, 2^50680116521 is an apocalyptic number.

It is an amenable number.

50680116521 is a deficient number, since it is larger than the sum of its proper divisors (2203483351).

50680116521 is a wasteful number, since it uses less digits than its factorization.

50680116521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2203483350.

The product of its (nonzero) digits is 14400, while the sum is 35.

The spelling of 50680116521 in words is "fifty billion, six hundred eighty million, one hundred sixteen thousand, five hundred twenty-one".