50543544251 has 4 divisors (see below), whose sum is σ = 50825910600. Its totient is φ = 50261177904.

The previous prime is 50543544239. The next prime is 50543544301. The reversal of 50543544251 is 15244534505.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50543544251 - 2⁶ = 50543544187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50543544851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141182906 + ... + 141183263.

It is an arithmetic number, because the mean of its divisors is an integer number (12706477650).

Almost surely, 2^50543544251 is an apocalyptic number.

50543544251 is a deficient number, since it is larger than the sum of its proper divisors (282366349).

50543544251 is a wasteful number, since it uses less digits than its factorization.

50543544251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282366348.

The product of its (nonzero) digits is 240000, while the sum is 38.

The spelling of 50543544251 in words is "fifty billion, five hundred forty-three million, five hundred forty-four thousand, two hundred fifty-one".