50530811 has 4 divisors (see below), whose sum is σ = 50546472. Its totient is φ = 50515152.

The previous prime is 50530807. The next prime is 50530813. The reversal of 50530811 is 11803505.

50530811 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 is a cyclic number.

It is not a de Polignac number, because 50530811 - 2² = 50530807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50530813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1010 + ... + 10103.

It is an arithmetic number, because the mean of its divisors is an integer number (12636618).

Almost surely, 2^50530811 is an apocalyptic number.

50530811 is a deficient number, since it is larger than the sum of its proper divisors (15661).

50530811 is a wasteful number, since it uses less digits than its factorization.

50530811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15660.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 50530811 is about 7108.5027256097. The cubic root of 50530811 is about 369.7022464498.

The spelling of 50530811 in words is "fifty million, five hundred thirty thousand, eight hundred eleven".