505510953219 has 8 divisors (see below), whose sum is σ = 748905115920. Its totient is φ = 337007302128.

The previous prime is 505510953209. The next prime is 505510953247. The reversal of 505510953219 is 912359015505.

505510953219 is a `hidden beast` number, since 5 + 0 + 5 + 5 + 109 + 532 + 1 + 9 = 666.

It is not a de Polignac number, because 505510953219 - 2⁵ = 505510953187 is a prime.

It is a super-2 number, since 2×505510953219² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (505510953209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9361313922 + ... + 9361313975.

It is an arithmetic number, because the mean of its divisors is an integer number (93613139490).

Almost surely, 2^505510953219 is an apocalyptic number.

505510953219 is a deficient number, since it is larger than the sum of its proper divisors (243394162701).

505510953219 is a wasteful number, since it uses less digits than its factorization.

505510953219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18722627906 (or 18722627900 counting only the distinct ones).

The product of its (nonzero) digits is 303750, while the sum is 45.

The spelling of 505510953219 in words is "five hundred five billion, five hundred ten million, nine hundred fifty-three thousand, two hundred nineteen".