13221774433 has 8 divisors (see below), whose sum is σ = 15163995968. Its totient is φ = 11292902064.

The previous prime is 13221774413. The next prime is 13221774437. The reversal of 13221774433 is 33447712231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13221774433 - 2⁹ = 13221773921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13221774392 and 13221774401.

It is not an unprimeable number, because it can be changed into a prime (13221774437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3335166 + ... + 3339127.

It is an arithmetic number, because the mean of its divisors is an integer number (1895499496).

Almost surely, 2^13221774433 is an apocalyptic number.

It is an amenable number.

13221774433 is a deficient number, since it is larger than the sum of its proper divisors (1942221535).

13221774433 is an equidigital number, since it uses as much as digits as its factorization.

13221774433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6674583.

The product of its digits is 84672, while the sum is 37.

The spelling of 13221774433 in words is "thirteen billion, two hundred twenty-one million, seven hundred seventy-four thousand, four hundred thirty-three".