443144420141 has 4 divisors (see below), whose sum is σ = 449758516032. Its totient is φ = 436530324252.

The previous prime is 443144420137. The next prime is 443144420153. The reversal of 443144420141 is 141024441344.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 443144420141 - 2² = 443144420137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 443144420098 and 443144420107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443144429141) 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, 3307047845 + ... + 3307047978.

It is an arithmetic number, because the mean of its divisors is an integer number (112439629008).

Almost surely, 2^443144420141 is an apocalyptic number.

It is an amenable number.

443144420141 is a deficient number, since it is larger than the sum of its proper divisors (6614095891).

443144420141 is an equidigital number, since it uses as much as digits as its factorization.

443144420141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6614095890.

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 443144420141 its reverse (141024441344), we get a palindrome (584168861485).

The spelling of 443144420141 in words is "four hundred forty-three billion, one hundred forty-four million, four hundred twenty thousand, one hundred forty-one".