444441143133 has 40 divisors (see below), whose sum is σ = 715173597600. Its totient is φ = 273431585952.

The previous prime is 444441143131. The next prime is 444441143137. The reversal of 444441143133 is 331341144444.

444441143133 is a `hidden beast` number, since 4 + 44 + 441 + 1 + 43 + 133 = 666.

It is not a de Polignac number, because 444441143133 - 2¹ = 444441143131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444441143131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4179498 + ... + 4284516.

It is an arithmetic number, because the mean of its divisors is an integer number (17879339940).

Almost surely, 2^444441143133 is an apocalyptic number.

It is an amenable number.

444441143133 is a deficient number, since it is larger than the sum of its proper divisors (270732454467).

444441143133 is a wasteful number, since it uses less digits than its factorization.

444441143133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109063 (or 109054 counting only the distinct ones).

The product of its digits is 110592, while the sum is 36.

Adding to 444441143133 its reverse (331341144444), we get a palindrome (775782287577).

The spelling of 444441143133 in words is "four hundred forty-four billion, four hundred forty-one million, one hundred forty-three thousand, one hundred thirty-three".