144342340447 has 2 divisors, whose sum is σ = 144342340448. Its totient is φ = 144342340446.

The previous prime is 144342340411. The next prime is 144342340451. The reversal of 144342340447 is 744043243441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144342340447 - 2¹⁹ = 144341816159 is a prime.

It is a super-2 number, since 2×144342340447² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144342340477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72171170223 + 72171170224.

It is an arithmetic number, because the mean of its divisors is an integer number (72171170224).

Almost surely, 2^144342340447 is an apocalyptic number.

144342340447 is a deficient number, since it is larger than the sum of its proper divisors (1).

144342340447 is an equidigital number, since it uses as much as digits as its factorization.

144342340447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 516096, while the sum is 40.

Adding to 144342340447 its reverse (744043243441), we get a palindrome (888385583888).

The spelling of 144342340447 in words is "one hundred forty-four billion, three hundred forty-two million, three hundred forty thousand, four hundred forty-seven".