33445220213441 has 8 divisors (see below), whose sum is σ = 33998382160704. Its totient is φ = 32892215674320.

The previous prime is 33445220213437. The next prime is 33445220213557. The reversal of 33445220213441 is 14431202254433.

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 33445220213441 - 2² = 33445220213437 is a prime.

It is a super-2 number, since 2×33445220213441² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33445220213395 and 33445220213404.

It is not an unprimeable number, because it can be changed into a prime (33445220213411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38923535 + ... + 39773508.

It is an arithmetic number, because the mean of its divisors is an integer number (4249797770088).

Almost surely, 2^{33445220213441} is an apocalyptic number.

It is an amenable number.

33445220213441 is a deficient number, since it is larger than the sum of its proper divisors (553161947263).

33445220213441 is an equidigital number, since it uses as much as digits as its factorization.

33445220213441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78704071.

The product of its (nonzero) digits is 276480, while the sum is 38.

Adding to 33445220213441 its reverse (14431202254433), we get a palindrome (47876422467874).

The spelling of 33445220213441 in words is "thirty-three trillion, four hundred forty-five billion, two hundred twenty million, two hundred thirteen thousand, four hundred forty-one".