500500500055 has 4 divisors (see below), whose sum is σ = 600600600072. Its totient is φ = 400400400040.

The previous prime is 500500500053. The next prime is 500500500083. The reversal of 500500500055 is 550005005005.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 500500500055 - 2¹ = 500500500053 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 (500500500053) 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, 50050050001 + ... + 50050050010.

It is an arithmetic number, because the mean of its divisors is an integer number (150150150018).

Almost surely, 2^500500500055 is an apocalyptic number.

500500500055 is a deficient number, since it is larger than the sum of its proper divisors (100100100017).

500500500055 is a wasteful number, since it uses less digits than its factorization.

500500500055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100100100016.

The product of its (nonzero) digits is 3125, while the sum is 25.

The spelling of 500500500055 in words is "five hundred billion, five hundred million, five hundred thousand, fifty-five".