549223234563 has 16 divisors (see below), whose sum is σ = 745460231936. Its totient is φ = 359586203040.

The previous prime is 549223234561. The next prime is 549223234577. The reversal of 549223234563 is 365432322945.

It is not a de Polignac number, because 549223234563 - 2¹ = 549223234561 is a prime.

It is a super-2 number, since 2×549223234563² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (549223234561) 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 15 ways as a sum of consecutive naturals, for example, 2216095 + ... + 2451432.

It is an arithmetic number, because the mean of its divisors is an integer number (46591264496).

Almost surely, 2^549223234563 is an apocalyptic number.

549223234563 is a deficient number, since it is larger than the sum of its proper divisors (196236997373).

549223234563 is a wasteful number, since it uses less digits than its factorization.

549223234563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4668234.

The product of its digits is 4665600, while the sum is 48.

The spelling of 549223234563 in words is "five hundred forty-nine billion, two hundred twenty-three million, two hundred thirty-four thousand, five hundred sixty-three".