50055550505 has 4 divisors (see below), whose sum is σ = 60066660612. Its totient is φ = 40044440400.

The previous prime is 50055550471. The next prime is 50055550547. The reversal of 50055550505 is 50505555005.

50055550505 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 6661661161 + 43393889344 = 81619^2 + 208312^2 .

It is not a de Polignac number, because 50055550505 - 2⁸ = 50055550249 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5005555046 + ... + 5005555055.

It is an arithmetic number, because the mean of its divisors is an integer number (15016665153).

Almost surely, 2^50055550505 is an apocalyptic number.

It is an amenable number.

50055550505 is a deficient number, since it is larger than the sum of its proper divisors (10011110107).

50055550505 is a wasteful number, since it uses less digits than its factorization.

50055550505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10011110106.

The product of its (nonzero) digits is 78125, while the sum is 35.

The spelling of 50055550505 in words is "fifty billion, fifty-five million, five hundred fifty thousand, five hundred five".