144442220319511 has 2 divisors, whose sum is σ = 144442220319512. Its totient is φ = 144442220319510.

The previous prime is 144442220319389. The next prime is 144442220319557. The reversal of 144442220319511 is 115913022244441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144442220319511 - 2¹⁵ = 144442220286743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144442220319571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72221110159755 + 72221110159756.

It is an arithmetic number, because the mean of its divisors is an integer number (72221110159756).

Almost surely, 2^{144442220319511} is an apocalyptic number.

144442220319511 is a deficient number, since it is larger than the sum of its proper divisors (1).

144442220319511 is an equidigital number, since it uses as much as digits as its factorization.

144442220319511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 144442220319511 in words is "one hundred forty-four trillion, four hundred forty-two billion, two hundred twenty million, three hundred nineteen thousand, five hundred eleven".