442023223041401 has 8 divisors (see below), whose sum is σ = 449272258518600. Its totient is φ = 434774276375040.

The previous prime is 442023223041397. The next prime is 442023223041431. The reversal of 442023223041401 is 104140322320244.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1663532448400 + 440359690593001 = 1289780^2 + 20984749^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 442023223041401 - 2² = 442023223041397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442023223041431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12129656 + ... + 32111913.

It is an arithmetic number, because the mean of its divisors is an integer number (56159032314825).

Almost surely, 2^{442023223041401} is an apocalyptic number.

It is an amenable number.

442023223041401 is a deficient number, since it is larger than the sum of its proper divisors (7249035477199).

442023223041401 is a wasteful number, since it uses less digits than its factorization.

442023223041401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44405419.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 442023223041401 its reverse (104140322320244), we get a palindrome (546163545361645).

The spelling of 442023223041401 in words is "four hundred forty-two trillion, twenty-three billion, two hundred twenty-three million, forty-one thousand, four hundred one".