443440012313 has 8 divisors (see below), whose sum is σ = 454420568448. Its totient is φ = 432523858864.

The previous prime is 443440012283. The next prime is 443440012369. The reversal of 443440012313 is 313210044344.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 443440012313 - 2¹² = 443440008217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (443440012373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16086731 + ... + 16114272.

It is an arithmetic number, because the mean of its divisors is an integer number (56802571056).

Almost surely, 2^443440012313 is an apocalyptic number.

It is an amenable number.

443440012313 is a deficient number, since it is larger than the sum of its proper divisors (10980556135).

443440012313 is a wasteful number, since it uses less digits than its factorization.

443440012313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32201343.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 443440012313 its reverse (313210044344), we get a palindrome (756650056657).

The spelling of 443440012313 in words is "four hundred forty-three billion, four hundred forty million, twelve thousand, three hundred thirteen".