444214142665 has 8 divisors (see below), whose sum is σ = 533298953088. Its totient is φ = 355209992880.

The previous prime is 444214142641. The next prime is 444214142681. The reversal of 444214142665 is 566241412444.

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

It is not a de Polignac number, because 444214142665 - 2⁹ = 444214142153 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20153041 + ... + 20175070.

It is an arithmetic number, because the mean of its divisors is an integer number (66662369136).

Almost surely, 2^444214142665 is an apocalyptic number.

It is an amenable number.

444214142665 is a deficient number, since it is larger than the sum of its proper divisors (89084810423).

444214142665 is a wasteful number, since it uses less digits than its factorization.

444214142665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40330319.

The product of its digits is 737280, while the sum is 43.

The spelling of 444214142665 in words is "four hundred forty-four billion, two hundred fourteen million, one hundred forty-two thousand, six hundred sixty-five".