550244224989 has 12 divisors (see below), whose sum is σ = 794811409756. Its totient is φ = 366822931392.

The previous prime is 550244224961. The next prime is 550244225021. The reversal of 550244224989 is 989422442055.

550244224989 is a `hidden beast` number, since 5 + 502 + 4 + 42 + 2 + 4 + 98 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 403618796100 + 146625428889 = 635310^2 + 382917^2 .

It is a de Polignac number, because none of the positive numbers 2^k-550244224989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550244225989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16377 + ... + 1049169.

Almost surely, 2^550244224989 is an apocalyptic number.

It is an amenable number.

550244224989 is a deficient number, since it is larger than the sum of its proper divisors (244567184767).

550244224989 is a wasteful number, since it uses less digits than its factorization.

550244224989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091996 (or 1091993 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 54.

The spelling of 550244224989 in words is "five hundred fifty billion, two hundred forty-four million, two hundred twenty-four thousand, nine hundred eighty-nine".