50433422221 has 32 divisors (see below), whose sum is σ = 62471098368. Its totient is φ = 39647266560.

The previous prime is 50433422213. The next prime is 50433422233. The reversal of 50433422221 is 12222433405.

It is a cyclic number.

It is not a de Polignac number, because 50433422221 - 2³ = 50433422213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50433422221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50433422821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25253595 + ... + 25255591.

It is an arithmetic number, because the mean of its divisors is an integer number (1952221824).

Almost surely, 2^50433422221 is an apocalyptic number.

It is an amenable number.

50433422221 is a deficient number, since it is larger than the sum of its proper divisors (12037676147).

50433422221 is a wasteful number, since it uses less digits than its factorization.

50433422221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3661.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 50433422221 its reverse (12222433405), we get a palindrome (62655855626).

The spelling of 50433422221 in words is "fifty billion, four hundred thirty-three million, four hundred twenty-two thousand, two hundred twenty-one".