444214414331 has 4 divisors (see below), whose sum is σ = 444357297600. Its totient is φ = 444071531064.

The previous prime is 444214414327. The next prime is 444214414349. The reversal of 444214414331 is 133414412444.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 444214414331 - 2² = 444214414327 is a prime.

It is a super-2 number, since 2×444214414331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 444214414291 and 444214414300.

It is not an unprimeable number, because it can be changed into a prime (444214414321) 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, 71436971 + ... + 71443188.

It is an arithmetic number, because the mean of its divisors is an integer number (111089324400).

Almost surely, 2^444214414331 is an apocalyptic number.

444214414331 is a deficient number, since it is larger than the sum of its proper divisors (142883269).

444214414331 is a wasteful number, since it uses less digits than its factorization.

444214414331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142883268.

The product of its digits is 73728, while the sum is 35.

Adding to 444214414331 its reverse (133414412444), we get a palindrome (577628826775).

The spelling of 444214414331 in words is "four hundred forty-four billion, two hundred fourteen million, four hundred fourteen thousand, three hundred thirty-one".