441332430641 has 4 divisors (see below), whose sum is σ = 441356313972. Its totient is φ = 441308547312.

The previous prime is 441332430613. The next prime is 441332430677. The reversal of 441332430641 is 146034233144.

It is a happy number.

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 70811871025 + 370520559616 = 266105^2 + 608704^2 .

It is a cyclic number.

It is not a de Polignac number, because 441332430641 - 2³⁰ = 440258688817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441332432641) 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, 11913926 + ... + 11950911.

It is an arithmetic number, because the mean of its divisors is an integer number (110339078493).

Almost surely, 2^441332430641 is an apocalyptic number.

It is an amenable number.

441332430641 is a deficient number, since it is larger than the sum of its proper divisors (23883331).

441332430641 is a wasteful number, since it uses less digits than its factorization.

441332430641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23883330.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 441332430641 its reverse (146034233144), we get a palindrome (587366663785).

The spelling of 441332430641 in words is "four hundred forty-one billion, three hundred thirty-two million, four hundred thirty thousand, six hundred forty-one".