444142342033 has 16 divisors (see below), whose sum is σ = 478995325200. Its totient is φ = 409388094720.

The previous prime is 444142341949. The next prime is 444142342067. The reversal of 444142342033 is 330243241444.

It can be written as a sum of positive squares in 8 ways, for example, as 52738203904 + 391404138129 = 229648^2 + 625623^2 .

It is a cyclic number.

It is not a de Polignac number, because 444142342033 - 2⁹ = 444142341521 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 444142342033.

It is not an unprimeable number, because it can be changed into a prime (444142342073) 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, 30859603 + ... + 30873991.

It is an arithmetic number, because the mean of its divisors is an integer number (29937207825).

Almost surely, 2^444142342033 is an apocalyptic number.

It is an amenable number.

444142342033 is a deficient number, since it is larger than the sum of its proper divisors (34852983167).

444142342033 is a wasteful number, since it uses less digits than its factorization.

444142342033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17652.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 444142342033 its reverse (330243241444), we get a palindrome (774385583477).

The spelling of 444142342033 in words is "four hundred forty-four billion, one hundred forty-two million, three hundred forty-two thousand, thirty-three".