505550050055 has 8 divisors (see below), whose sum is σ = 606751012752. Its totient is φ = 404379404928.

The previous prime is 505550050007. The next prime is 505550050069. The reversal of 505550050055 is 550050055505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 505550050055 - 2¹⁰ = 505550049031 is a prime.

It is a super-2 number, since 2×505550050055² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 505550049997 and 505550050024.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7542689 + ... + 7609418.

It is an arithmetic number, because the mean of its divisors is an integer number (75843876594).

Almost surely, 2^505550050055 is an apocalyptic number.

505550050055 is a deficient number, since it is larger than the sum of its proper divisors (101200962697).

505550050055 is a wasteful number, since it uses less digits than its factorization.

505550050055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15158785.

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

The spelling of 505550050055 in words is "five hundred five billion, five hundred fifty million, fifty thousand, fifty-five".