4432446442345 has 4 divisors (see below), whose sum is σ = 5318935730820. Its totient is φ = 3545957153872.

The previous prime is 4432446442309. The next prime is 4432446442349. The reversal of 4432446442345 is 5432446442344.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1958104858329 + 2474341584016 = 1399323^2 + 1573004^2 .

It is a cyclic number.

It is not a de Polignac number, because 4432446442345 - 2¹¹ = 4432446440297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4432446442349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443244644230 + ... + 443244644239.

It is an arithmetic number, because the mean of its divisors is an integer number (1329733932705).

Almost surely, 2^{4432446442345} is an apocalyptic number.

It is an amenable number.

4432446442345 is a deficient number, since it is larger than the sum of its proper divisors (886489288475).

4432446442345 is an equidigital number, since it uses as much as digits as its factorization.

4432446442345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886489288474.

The product of its digits is 17694720, while the sum is 49.

Subtracting 4432446442345 from its reverse (5432446442344), we obtain a palindrome (999999999999).

The spelling of 4432446442345 in words is "four trillion, four hundred thirty-two billion, four hundred forty-six million, four hundred forty-two thousand, three hundred forty-five".