13453223320 has 16 divisors (see below), whose sum is σ = 30269752560. Its totient is φ = 5381289312.

The previous prime is 13453223299. The next prime is 13453223321. The reversal of 13453223320 is 2332235431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13453223321) 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 3 ways as a sum of consecutive naturals, for example, 168165252 + ... + 168165331.

It is an arithmetic number, because the mean of its divisors is an integer number (1891859535).

Almost surely, 2^13453223320 is an apocalyptic number.

13453223320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13453223320 is an abundant number, since it is smaller than the sum of its proper divisors (16816529240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13453223320 is a wasteful number, since it uses less digits than its factorization.

13453223320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336330594 (or 336330590 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 28.

Adding to 13453223320 its reverse (2332235431), we get a palindrome (15785458751).

The spelling of 13453223320 in words is "thirteen billion, four hundred fifty-three million, two hundred twenty-three thousand, three hundred twenty".