50505505303 has 4 divisors (see below), whose sum is σ = 55096914888. Its totient is φ = 45914095720.

The previous prime is 50505505279. The next prime is 50505505307. The reversal of 50505505303 is 30350550505.

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 50505505303 - 2¹³ = 50505497111 is a prime.

It is a super-2 number, since 2×50505505303² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50505505307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2295704776 + ... + 2295704797.

It is an arithmetic number, because the mean of its divisors is an integer number (13774228722).

Almost surely, 2^50505505303 is an apocalyptic number.

50505505303 is a deficient number, since it is larger than the sum of its proper divisors (4591409585).

50505505303 is a wasteful number, since it uses less digits than its factorization.

50505505303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4591409584.

The product of its (nonzero) digits is 28125, while the sum is 31.

The spelling of 50505505303 in words is "fifty billion, five hundred five million, five hundred five thousand, three hundred three".