20044032422149 has 2 divisors, whose sum is σ = 20044032422150. Its totient is φ = 20044032422148.

The previous prime is 20044032422129. The next prime is 20044032422231. The reversal of 20044032422149 is 94122423044002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18634054291524 + 1409978130625 = 4316718^2 + 1187425^2 .

It is a cyclic number.

It is not a de Polignac number, because 20044032422149 - 2⁷ = 20044032422021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20044032422129) 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, 10022016211074 + 10022016211075.

It is an arithmetic number, because the mean of its divisors is an integer number (10022016211075).

Almost surely, 2^{20044032422149} is an apocalyptic number.

It is an amenable number.

20044032422149 is a deficient number, since it is larger than the sum of its proper divisors (1).

20044032422149 is an equidigital number, since it uses as much as digits as its factorization.

20044032422149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 20044032422149 in words is "twenty trillion, forty-four billion, thirty-two million, four hundred twenty-two thousand, one hundred forty-nine".