444202134432433 has 12 divisors (see below), whose sum is σ = 500074585550260. Its totient is φ = 392205229058016.

The previous prime is 444202134432391. The next prime is 444202134432457. The reversal of 444202134432433 is 334234431202444.

It can be written as a sum of positive squares in 2 ways, for example, as 144916044219664 + 299286090212769 = 12038108^2 + 17299887^2 .

It is not a de Polignac number, because 444202134432433 - 2⁹ = 444202134431921 is a prime.

It is a super-2 number, since 2×444202134432433² (a number of 30 digits) contains 22 as substring.

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 444202134432433.

It is not an unprimeable number, because it can be changed into a prime (444202134432473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32296207638 + ... + 32296221391.

Almost surely, 2^{444202134432433} is an apocalyptic number.

It is an amenable number.

444202134432433 is a deficient number, since it is larger than the sum of its proper divisors (55872451117827).

444202134432433 is a wasteful number, since it uses less digits than its factorization.

444202134432433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64592429088 (or 64592429065 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 43.

Adding to 444202134432433 its reverse (334234431202444), we get a palindrome (778436565634877).

The spelling of 444202134432433 in words is "four hundred forty-four trillion, two hundred two billion, one hundred thirty-four million, four hundred thirty-two thousand, four hundred thirty-three".