444231222077 has 2 divisors, whose sum is σ = 444231222078. Its totient is φ = 444231222076.

The previous prime is 444231222059. The next prime is 444231222151. The reversal of 444231222077 is 770222132444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 422377808836 + 21853413241 = 649906^2 + 147829^2 .

It is a cyclic number.

It is not a de Polignac number, because 444231222077 - 2⁶ = 444231222013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 444231222077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444231222007) 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 as a sum of consecutive naturals, namely, 222115611038 + 222115611039.

It is an arithmetic number, because the mean of its divisors is an integer number (222115611039).

Almost surely, 2^444231222077 is an apocalyptic number.

It is an amenable number.

444231222077 is a deficient number, since it is larger than the sum of its proper divisors (1).

444231222077 is an equidigital number, since it uses as much as digits as its factorization.

444231222077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150528, while the sum is 38.

The spelling of 444231222077 in words is "four hundred forty-four billion, two hundred thirty-one million, two hundred twenty-two thousand, seventy-seven".