444311230423 has 4 divisors (see below), whose sum is σ = 444611239488. Its totient is φ = 444011221360.

The previous prime is 444311230387. The next prime is 444311230469. The reversal of 444311230423 is 324032113444.

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 444311230423 - 2⁹ = 444311229911 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 (444311230123) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 150002311 + ... + 150005272.

It is an arithmetic number, because the mean of its divisors is an integer number (111152809872).

Almost surely, 2^444311230423 is an apocalyptic number.

444311230423 is a deficient number, since it is larger than the sum of its proper divisors (300009065).

444311230423 is a wasteful number, since it uses less digits than its factorization.

444311230423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300009064.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 444311230423 its reverse (324032113444), we get a palindrome (768343343867).

The spelling of 444311230423 in words is "four hundred forty-four billion, three hundred eleven million, two hundred thirty thousand, four hundred twenty-three".