50558268173 has 4 divisors (see below), whose sum is σ = 57780877920. Its totient is φ = 43335658428.

The previous prime is 50558268157. The next prime is 50558268193. The reversal of 50558268173 is 37186285505.

It is a happy number.

50558268173 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 50558268173 - 2⁴ = 50558268157 is a prime.

It is a super-2 number, since 2×50558268173² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50558268193) 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, 3611304863 + ... + 3611304876.

It is an arithmetic number, because the mean of its divisors is an integer number (14445219480).

Almost surely, 2^50558268173 is an apocalyptic number.

It is an amenable number.

50558268173 is a deficient number, since it is larger than the sum of its proper divisors (7222609747).

50558268173 is an equidigital number, since it uses as much as digits as its factorization.

50558268173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7222609746.

The product of its (nonzero) digits is 2016000, while the sum is 50.

The spelling of 50558268173 in words is "fifty billion, five hundred fifty-eight million, two hundred sixty-eight thousand, one hundred seventy-three".