444312101330243 has 4 divisors (see below), whose sum is σ = 463630018779408. Its totient is φ = 424994183881080.

The previous prime is 444312101330239. The next prime is 444312101330249. The reversal of 444312101330243 is 342033101213444.

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 444312101330243 - 2² = 444312101330239 is a prime.

It is a super-2 number, since 2×444312101330243² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444312101330249) 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, 9658958724548 + ... + 9658958724593.

It is an arithmetic number, because the mean of its divisors is an integer number (115907504694852).

Almost surely, 2^{444312101330243} is an apocalyptic number.

444312101330243 is a deficient number, since it is larger than the sum of its proper divisors (19317917449165).

444312101330243 is a wasteful number, since it uses less digits than its factorization.

444312101330243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19317917449164.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 444312101330243 its reverse (342033101213444), we get a palindrome (786345202543687).

The spelling of 444312101330243 in words is "four hundred forty-four trillion, three hundred twelve billion, one hundred one million, three hundred thirty thousand, two hundred forty-three".