550422511243 has 32 divisors (see below), whose sum is σ = 643732427520. Its totient is φ = 465065794560.

The previous prime is 550422511241. The next prime is 550422511291. The reversal of 550422511243 is 342115224055.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 550422511243 - 2¹ = 550422511241 is a prime.

It is a super-2 number, since 2×550422511243² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550422511199 and 550422511208.

It is not an unprimeable number, because it can be changed into a prime (550422511241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41263671 + ... + 41277007.

It is an arithmetic number, because the mean of its divisors is an integer number (20116638360).

Almost surely, 2^550422511243 is an apocalyptic number.

550422511243 is a deficient number, since it is larger than the sum of its proper divisors (93309916277).

550422511243 is a wasteful number, since it uses less digits than its factorization.

550422511243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16107.

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 550422511243 its reverse (342115224055), we get a palindrome (892537735298).

The spelling of 550422511243 in words is "five hundred fifty billion, four hundred twenty-two million, five hundred eleven thousand, two hundred forty-three".