444140420231212 has 6 divisors (see below), whose sum is σ = 777245735404628. Its totient is φ = 222070210115604.

The previous prime is 444140420231201. The next prime is 444140420231267. The reversal of 444140420231212 is 212132024041444.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55517552528898 + ... + 55517552528905.

Almost surely, 2^{444140420231212} is an apocalyptic number.

It is an amenable number.

444140420231212 is a deficient number, since it is larger than the sum of its proper divisors (333105315173416).

444140420231212 is a wasteful number, since it uses less digits than its factorization.

444140420231212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111035105057807 (or 111035105057805 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 444140420231212 its reverse (212132024041444), we get a palindrome (656272444272656).

The spelling of 444140420231212 in words is "four hundred forty-four trillion, one hundred forty billion, four hundred twenty million, two hundred thirty-one thousand, two hundred twelve".