144421004333 has 8 divisors (see below), whose sum is σ = 145049085720. Its totient is φ = 143793599040.

The previous prime is 144421004317. The next prime is 144421004381. The reversal of 144421004333 is 333400124441.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 10685977129 + 133735027204 = 103373^2 + 365698^2 .

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 144421004333 - 2⁴ = 144421004317 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 144421004296 and 144421004305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144421000333) 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, 261503 + ... + 597683.

It is an arithmetic number, because the mean of its divisors is an integer number (18131135715).

Almost surely, 2^144421004333 is an apocalyptic number.

It is an amenable number.

144421004333 is a deficient number, since it is larger than the sum of its proper divisors (628081387).

144421004333 is a wasteful number, since it uses less digits than its factorization.

144421004333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338047.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 144421004333 its reverse (333400124441), we get a palindrome (477821128774).

The spelling of 144421004333 in words is "one hundred forty-four billion, four hundred twenty-one million, four thousand, three hundred thirty-three".