50552733421 has 4 divisors (see below), whose sum is σ = 50553543744. Its totient is φ = 50551923100.

The previous prime is 50552733419. The next prime is 50552733433. The reversal of 50552733421 is 12433725505.

It is a happy number.

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 50552733421 - 2¹ = 50552733419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50552733521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302995 + ... + 439216.

It is an arithmetic number, because the mean of its divisors is an integer number (12638385936).

Almost surely, 2^50552733421 is an apocalyptic number.

It is an amenable number.

50552733421 is a deficient number, since it is larger than the sum of its proper divisors (810323).

50552733421 is an equidigital number, since it uses as much as digits as its factorization.

50552733421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810322.

The product of its (nonzero) digits is 126000, while the sum is 37.

The spelling of 50552733421 in words is "fifty billion, five hundred fifty-two million, seven hundred thirty-three thousand, four hundred twenty-one".