50563109 has 4 divisors (see below), whose sum is σ = 50587116. Its totient is φ = 50539104.

The previous prime is 50563067. The next prime is 50563133. The reversal of 50563109 is 90136505.

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 37761025 + 12802084 = 6145^2 + 3578^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50563109 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 (50563159) 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, 8504 + ... + 13169.

It is an arithmetic number, because the mean of its divisors is an integer number (12646779).

Almost surely, 2^50563109 is an apocalyptic number.

It is an amenable number.

50563109 is a deficient number, since it is larger than the sum of its proper divisors (24007).

50563109 is a wasteful number, since it uses less digits than its factorization.

50563109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24006.

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 50563109 is about 7110.7741491345. The cubic root of 50563109 is about 369.7809977421.

The spelling of 50563109 in words is "fifty million, five hundred sixty-three thousand, one hundred nine".