550005748161 has 16 divisors (see below), whose sum is σ = 735144032064. Its totient is φ = 365770085184.

The previous prime is 550005748153. The next prime is 550005748213. The reversal of 550005748161 is 161847500055.

It is not a de Polignac number, because 550005748161 - 2³ = 550005748153 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (550005748111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1868155 + ... + 2142431.

It is an arithmetic number, because the mean of its divisors is an integer number (45946502004).

Almost surely, 2^550005748161 is an apocalyptic number.

It is an amenable number.

550005748161 is a deficient number, since it is larger than the sum of its proper divisors (185138283903).

550005748161 is a wasteful number, since it uses less digits than its factorization.

550005748161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275920.

The product of its (nonzero) digits is 168000, while the sum is 42.

The spelling of 550005748161 in words is "five hundred fifty billion, five million, seven hundred forty-eight thousand, one hundred sixty-one".