444220412303 has 4 divisors (see below), whose sum is σ = 444613877040.
Its totient is φ = 443826947568.
The previous prime is 444220412291. The next prime is 444220412327. The reversal of 444220412303 is 303214022444.
Adding to 444220412303 its reverse (303214022444), we get a palindrome (747434434747).
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 444220412303 - 210 = 444220411279 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 (444220412803) 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, 196730675 + ... + 196732932.
It is an arithmetic number, because the mean of its divisors is an integer number (111153469260).
Almost surely, 2444220412303 is an apocalyptic number.
444220412303 is a deficient number, since it is larger than the sum of its proper divisors (393464737).
444220412303 is a wasteful number, since it uses less digits than its factorization.
444220412303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 393464736.
The product of its (nonzero) digits is 18432, while the sum is 29.
The spelling of 444220412303 in words is "four hundred forty-four billion, two hundred twenty million, four hundred twelve thousand, three hundred three".