22523153443 has 24 divisors (see below), whose sum is σ = 28532904192. Its totient is φ = 17379905664.

The previous prime is 22523153441. The next prime is 22523153453. The reversal of 22523153443 is 34435132522.

It is not a de Polignac number, because 22523153443 - 2¹ = 22523153441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22523153399 and 22523153408.

It is not an unprimeable number, because it can be changed into a prime (22523153441) 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 23 ways as a sum of consecutive naturals, for example, 195505 + ... + 288562.

It is an arithmetic number, because the mean of its divisors is an integer number (1188871008).

Almost surely, 2^22523153443 is an apocalyptic number.

22523153443 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22523153443 is a deficient number, since it is larger than the sum of its proper divisors (6009750749).

22523153443 is a wasteful number, since it uses less digits than its factorization.

22523153443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484131 (or 484114 counting only the distinct ones).

The product of its digits is 86400, while the sum is 34.

Adding to 22523153443 its reverse (34435132522), we get a palindrome (56958285965).

The spelling of 22523153443 in words is "twenty-two billion, five hundred twenty-three million, one hundred fifty-three thousand, four hundred forty-three".