50505805 has 16 divisors (see below), whose sum is σ = 69381504. Its totient is φ = 34574400.

The previous prime is 50505799. The next prime is 50505817. The reversal of 50505805 is 50850505.

It is not a de Polignac number, because 50505805 - 2³ = 50505797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36099 + ... + 37471.

It is an arithmetic number, because the mean of its divisors is an integer number (4336344).

Almost surely, 2^50505805 is an apocalyptic number.

It is an amenable number.

50505805 is a deficient number, since it is larger than the sum of its proper divisors (18875699).

50505805 is a wasteful number, since it uses less digits than its factorization.

50505805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2436.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 50505805 is about 7106.7436284138. The cubic root of 50505805 is about 369.6412519820.

The spelling of 50505805 in words is "fifty million, five hundred five thousand, eight hundred five".