50543251321 has 8 divisors (see below), whose sum is σ = 50776617600. Its totient is φ = 50310067920.

The previous prime is 50543251313. The next prime is 50543251357. The reversal of 50543251321 is 12315234505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50543251321 - 2³ = 50543251313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50543951321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 524650 + ... + 613468.

It is an arithmetic number, because the mean of its divisors is an integer number (6347077200).

Almost surely, 2^50543251321 is an apocalyptic number.

It is an amenable number.

50543251321 is a deficient number, since it is larger than the sum of its proper divisors (233366279).

50543251321 is a wasteful number, since it uses less digits than its factorization.

50543251321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91439.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 50543251321 its reverse (12315234505), we get a palindrome (62858485826).

The spelling of 50543251321 in words is "fifty billion, five hundred forty-three million, two hundred fifty-one thousand, three hundred twenty-one".