223354445353 has 12 divisors (see below), whose sum is σ = 241934128128. Its totient is φ = 206107739760.

The previous prime is 223354445323. The next prime is 223354445357. The reversal of 223354445353 is 353544453322.

It is a happy number.

It is not a de Polignac number, because 223354445353 - 2¹³ = 223354437161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223354445357) 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 11 ways as a sum of consecutive naturals, for example, 326568 + ... + 743878.

It is an arithmetic number, because the mean of its divisors is an integer number (20161177344).

Almost surely, 2^223354445353 is an apocalyptic number.

It is an amenable number.

223354445353 is a deficient number, since it is larger than the sum of its proper divisors (18579682775).

223354445353 is a wasteful number, since it uses less digits than its factorization.

223354445353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420504 (or 420491 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 43.

Adding to 223354445353 its reverse (353544453322), we get a palindrome (576898898675).

The spelling of 223354445353 in words is "two hundred twenty-three billion, three hundred fifty-four million, four hundred forty-five thousand, three hundred fifty-three".