444024343213 has 4 divisors (see below), whose sum is σ = 484390192608. Its totient is φ = 403658493820.

The previous prime is 444024343211. The next prime is 444024343223. The reversal of 444024343213 is 312343420444.

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 444024343213 - 2¹ = 444024343211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444024343211) 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, 20182924681 + ... + 20182924702.

It is an arithmetic number, because the mean of its divisors is an integer number (121097548152).

Almost surely, 2^444024343213 is an apocalyptic number.

It is an amenable number.

444024343213 is a deficient number, since it is larger than the sum of its proper divisors (40365849395).

444024343213 is a wasteful number, since it uses less digits than its factorization.

444024343213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40365849394.

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

Adding to 444024343213 its reverse (312343420444), we get a palindrome (756367763657).

The spelling of 444024343213 in words is "four hundred forty-four billion, twenty-four million, three hundred forty-three thousand, two hundred thirteen".