50513158873 has 4 divisors (see below), whose sum is σ = 50518507428. Its totient is φ = 50507810320.

The previous prime is 50513158853. The next prime is 50513158889. The reversal of 50513158873 is 37885131505.

50513158873 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.

It can be written as a sum of positive squares in 2 ways, for example, as 33726587904 + 16786570969 = 183648^2 + 129563^2 .

It is a cyclic number.

It is not a de Polignac number, because 50513158873 - 2²⁹ = 49976287961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50513158853) 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, 2660086 + ... + 2679007.

It is an arithmetic number, because the mean of its divisors is an integer number (12629626857).

Almost surely, 2^50513158873 is an apocalyptic number.

It is an amenable number.

50513158873 is a deficient number, since it is larger than the sum of its proper divisors (5348555).

50513158873 is an equidigital number, since it uses as much as digits as its factorization.

50513158873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5348554.

The product of its (nonzero) digits is 504000, while the sum is 46.

The spelling of 50513158873 in words is "fifty billion, five hundred thirteen million, one hundred fifty-eight thousand, eight hundred seventy-three".