50423012533 has 4 divisors (see below), whose sum is σ = 50912556448. Its totient is φ = 49933468620.

The previous prime is 50423012513. The next prime is 50423012579. The reversal of 50423012533 is 33521032405.

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 50423012533 - 2¹³ = 50423004341 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 (50423012513) 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, 244771803 + ... + 244772008.

It is an arithmetic number, because the mean of its divisors is an integer number (12728139112).

Almost surely, 2^50423012533 is an apocalyptic number.

It is an amenable number.

50423012533 is a deficient number, since it is larger than the sum of its proper divisors (489543915).

50423012533 is a wasteful number, since it uses less digits than its factorization.

50423012533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489543914.

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 50423012533 its reverse (33521032405), we get a palindrome (83944044938).

The spelling of 50423012533 in words is "fifty billion, four hundred twenty-three million, twelve thousand, five hundred thirty-three".