144684221743 has 2 divisors, whose sum is σ = 144684221744. Its totient is φ = 144684221742.

The previous prime is 144684221723. The next prime is 144684221767. The reversal of 144684221743 is 347122486441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144684221743 - 2⁵ = 144684221711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 144684221693 and 144684221702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144684221723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72342110871 + 72342110872.

It is an arithmetic number, because the mean of its divisors is an integer number (72342110872).

Almost surely, 2^144684221743 is an apocalyptic number.

144684221743 is a deficient number, since it is larger than the sum of its proper divisors (1).

144684221743 is an equidigital number, since it uses as much as digits as its factorization.

144684221743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1032192, while the sum is 46.

The spelling of 144684221743 in words is "one hundred forty-four billion, six hundred eighty-four million, two hundred twenty-one thousand, seven hundred forty-three".