443440664221414 has 8 divisors (see below), whose sum is σ = 665163294209928. Its totient is φ = 221719566151440.

The previous prime is 443440664221411. The next prime is 443440664221507. The reversal of 443440664221414 is 414122466044344.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443440664221411) 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, 382255692 + ... + 383413999.

It is an arithmetic number, because the mean of its divisors is an integer number (83145411776241).

Almost surely, 2^{443440664221414} is an apocalyptic number.

443440664221414 is a deficient number, since it is larger than the sum of its proper divisors (221722629988514).

443440664221414 is a wasteful number, since it uses less digits than its factorization.

443440664221414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765959270.

The product of its (nonzero) digits is 7077888, while the sum is 49.

The spelling of 443440664221414 in words is "four hundred forty-three trillion, four hundred forty billion, six hundred sixty-four million, two hundred twenty-one thousand, four hundred fourteen".