33144124400441 has 4 divisors (see below), whose sum is σ = 33215096830032. Its totient is φ = 33073151970852.

The previous prime is 33144124400357. The next prime is 33144124400461. The reversal of 33144124400441 is 14400442144133.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33144124400441 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (33144124400461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35486214095 + ... + 35486215028.

It is an arithmetic number, because the mean of its divisors is an integer number (8303774207508).

Almost surely, 2^{33144124400441} is an apocalyptic number.

It is an amenable number.

33144124400441 is a deficient number, since it is larger than the sum of its proper divisors (70972429591).

33144124400441 is an equidigital number, since it uses as much as digits as its factorization.

33144124400441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70972429590.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 33144124400441 its reverse (14400442144133), we get a palindrome (47544566544574).

The spelling of 33144124400441 in words is "thirty-three trillion, one hundred forty-four billion, one hundred twenty-four million, four hundred thousand, four hundred forty-one".