550410200321 has 4 divisors (see below), whose sum is σ = 553706069952. Its totient is φ = 547114330692.

The previous prime is 550410200303. The next prime is 550410200323. The reversal of 550410200321 is 123002014055.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 550410200321 - 2²⁶ = 550343091457 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (550410200323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1647934565 + ... + 1647934898.

It is an arithmetic number, because the mean of its divisors is an integer number (138426517488).

Almost surely, 2^550410200321 is an apocalyptic number.

It is an amenable number.

550410200321 is a deficient number, since it is larger than the sum of its proper divisors (3295869631).

550410200321 is a wasteful number, since it uses less digits than its factorization.

550410200321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3295869630.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 550410200321 its reverse (123002014055), we get a palindrome (673412214376).

The spelling of 550410200321 in words is "five hundred fifty billion, four hundred ten million, two hundred thousand, three hundred twenty-one".