50221717223 has 4 divisors (see below), whose sum is σ = 50971295160. Its totient is φ = 49472139288.

The previous prime is 50221717219. The next prime is 50221717241. The reversal of 50221717223 is 32271712205.

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 50221717223 - 2² = 50221717219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50221717223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50221717243) 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, 374788868 + ... + 374789001.

It is an arithmetic number, because the mean of its divisors is an integer number (12742823790).

Almost surely, 2^50221717223 is an apocalyptic number.

50221717223 is a deficient number, since it is larger than the sum of its proper divisors (749577937).

50221717223 is an equidigital number, since it uses as much as digits as its factorization.

50221717223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749577936.

The product of its (nonzero) digits is 11760, while the sum is 32.

The spelling of 50221717223 in words is "fifty billion, two hundred twenty-one million, seven hundred seventeen thousand, two hundred twenty-three".