505534506055 has 4 divisors (see below), whose sum is σ = 606641407272. Its totient is φ = 404427604840.

The previous prime is 505534506053. The next prime is 505534506097. The reversal of 505534506055 is 550605435505.

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

It is not a de Polignac number, because 505534506055 - 2¹ = 505534506053 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 (505534506053) 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, 50553450601 + ... + 50553450610.

It is an arithmetic number, because the mean of its divisors is an integer number (151660351818).

Almost surely, 2^505534506055 is an apocalyptic number.

505534506055 is a deficient number, since it is larger than the sum of its proper divisors (101106901217).

505534506055 is a wasteful number, since it uses less digits than its factorization.

505534506055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101106901216.

The product of its (nonzero) digits is 1125000, while the sum is 43.

The spelling of 505534506055 in words is "five hundred five billion, five hundred thirty-four million, five hundred six thousand, fifty-five".