13443405422224 has 10 divisors (see below), whose sum is σ = 26046598005590. Its totient is φ = 6721702711104.

The previous prime is 13443405422221. The next prime is 13443405422263. The reversal of 13443405422224 is 42222450434431.

It can be written as a sum of positive squares in only one way, i.e., 13310326382224 + 133079040000 = 3648332^2 + 364800^2 .

It is not an unprimeable number, because it can be changed into a prime (13443405422221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 420106419429 + ... + 420106419460.

It is an arithmetic number, because the mean of its divisors is an integer number (2604659800559).

Almost surely, 2^{13443405422224} is an apocalyptic number.

It is an amenable number.

13443405422224 is a deficient number, since it is larger than the sum of its proper divisors (12603192583366).

13443405422224 is an equidigital number, since it uses as much as digits as its factorization.

13443405422224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840212838897 (or 840212838891 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 40.

Adding to 13443405422224 its reverse (42222450434431), we get a palindrome (55665855856655).

The spelling of 13443405422224 in words is "thirteen trillion, four hundred forty-three billion, four hundred five million, four hundred twenty-two thousand, two hundred twenty-four".