550505055005 has 4 divisors (see below), whose sum is σ = 660606066012. Its totient is φ = 440404044000.

The previous prime is 550505054971. The next prime is 550505055059. The reversal of 550505055005 is 500550505055.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 500550505055 = 5 ⋅100110101011.

It can be written as a sum of positive squares in 2 ways, for example, as 277304400409 + 273200654596 = 526597^2 + 522686^2 .

It is not a de Polignac number, because 550505055005 - 2²⁶ = 550437946141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55050505496 + ... + 55050505505.

It is an arithmetic number, because the mean of its divisors is an integer number (165151516503).

Almost surely, 2^550505055005 is an apocalyptic number.

It is an amenable number.

550505055005 is a deficient number, since it is larger than the sum of its proper divisors (110101011007).

550505055005 is a wasteful number, since it uses less digits than its factorization.

550505055005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110101011006.

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

The spelling of 550505055005 in words is "five hundred fifty billion, five hundred five million, fifty-five thousand, five".