444312222303401 has 16 divisors (see below), whose sum is σ = 447600158292096. Its totient is φ = 441035472976896.

The previous prime is 444312222303359. The next prime is 444312222303403. The reversal of 444312222303401 is 104303222213444.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-444312222303401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444312222303403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165440951 + ... + 168105123.

It is an arithmetic number, because the mean of its divisors is an integer number (27975009893256).

Almost surely, 2^{444312222303401} is an apocalyptic number.

It is an amenable number.

444312222303401 is a deficient number, since it is larger than the sum of its proper divisors (3287935988695).

444312222303401 is a wasteful number, since it uses less digits than its factorization.

444312222303401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2666272.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 444312222303401 its reverse (104303222213444), we get a palindrome (548615444516845).

The spelling of 444312222303401 in words is "four hundred forty-four trillion, three hundred twelve billion, two hundred twenty-two million, three hundred three thousand, four hundred one".