550550500505 has 8 divisors (see below), whose sum is σ = 660697167624. Its totient is φ = 440416022400.

The previous prime is 550550500459. The next prime is 550550500517. The reversal of 550550500505 is 505005055055.

550550500505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 140825689 + 550409674816 = 11867^2 + 741896^2 .

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

It is not a de Polignac number, because 550550500505 - 2¹² = 550550496409 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2947586 + ... + 3128795.

It is an arithmetic number, because the mean of its divisors is an integer number (82587145953).

Almost surely, 2^550550500505 is an apocalyptic number.

It is an amenable number.

550550500505 is a deficient number, since it is larger than the sum of its proper divisors (110146667119).

550550500505 is a wasteful number, since it uses less digits than its factorization.

550550500505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6094507.

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

The spelling of 550550500505 in words is "five hundred fifty billion, five hundred fifty million, five hundred thousand, five hundred five".