550306331231 has 8 divisors (see below), whose sum is σ = 551358714000. Its totient is φ = 549254079360.

The previous prime is 550306331173. The next prime is 550306331249. The reversal of 550306331231 is 132133603055.

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 550306331231 - 2¹⁰ = 550306330207 is a prime.

It is a super-2 number, since 2×550306331231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550306321231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14289680 + ... + 14328138.

It is an arithmetic number, because the mean of its divisors is an integer number (68919839250).

Almost surely, 2^550306331231 is an apocalyptic number.

550306331231 is a deficient number, since it is larger than the sum of its proper divisors (1052382769).

550306331231 is a wasteful number, since it uses less digits than its factorization.

550306331231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65449.

The product of its (nonzero) digits is 24300, while the sum is 32.

Adding to 550306331231 its reverse (132133603055), we get a palindrome (682439934286).

The spelling of 550306331231 in words is "five hundred fifty billion, three hundred six million, three hundred thirty-one thousand, two hundred thirty-one".