22534451223 has 16 divisors (see below), whose sum is σ = 30751574016. Its totient is φ = 14671530720.

The previous prime is 22534451183. The next prime is 22534451243. The reversal of 22534451223 is 32215443522.

It is not a de Polignac number, because 22534451223 - 2¹⁸ = 22534189079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22534451243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107308 + ... + 237873.

It is an arithmetic number, because the mean of its divisors is an integer number (1921973376).

Almost surely, 2^22534451223 is an apocalyptic number.

22534451223 is a deficient number, since it is larger than the sum of its proper divisors (8217122793).

22534451223 is a wasteful number, since it uses less digits than its factorization.

22534451223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345694.

The product of its digits is 57600, while the sum is 33.

Adding to 22534451223 its reverse (32215443522), we get a palindrome (54749894745).

The spelling of 22534451223 in words is "twenty-two billion, five hundred thirty-four million, four hundred fifty-one thousand, two hundred twenty-three".