444040124043243 has 16 divisors (see below), whose sum is σ = 728681229199616. Its totient is φ = 234218966528160.

The previous prime is 444040124043233. The next prime is 444040124043331. The reversal of 444040124043243 is 342340421040444.

It is a happy number.

It is not a de Polignac number, because 444040124043243 - 2¹⁶ = 444040123977707 is a prime.

It is a super-2 number, since 2×444040124043243² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (444040124043233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 813260300173 + ... + 813260300718.

It is an arithmetic number, because the mean of its divisors is an integer number (45542576824976).

Almost surely, 2^{444040124043243} is an apocalyptic number.

444040124043243 is a deficient number, since it is larger than the sum of its proper divisors (284641105156373).

444040124043243 is a wasteful number, since it uses less digits than its factorization.

444040124043243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1626520600914.

The product of its (nonzero) digits is 589824, while the sum is 39.

Adding to 444040124043243 its reverse (342340421040444), we get a palindrome (786380545083687).

The spelling of 444040124043243 in words is "four hundred forty-four trillion, forty billion, one hundred twenty-four million, forty-three thousand, two hundred forty-three".