50543242521 has 16 divisors (see below), whose sum is σ = 75110702400. Its totient is φ = 30044279808.

The previous prime is 50543242513. The next prime is 50543242553. The reversal of 50543242521 is 12524234505.

It is a happy number.

50543242521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50543242521 - 2³ = 50543242513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50543242511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26079136 + ... + 26081073.

It is an arithmetic number, because the mean of its divisors is an integer number (4694418900).

Almost surely, 2^50543242521 is an apocalyptic number.

50543242521 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

50543242521 is a deficient number, since it is larger than the sum of its proper divisors (24567459879).

50543242521 is a wasteful number, since it uses less digits than its factorization.

50543242521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52160248.

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 50543242521 in words is "fifty billion, five hundred forty-three million, two hundred forty-two thousand, five hundred twenty-one".