144247664843 has 2 divisors, whose sum is σ = 144247664844. Its totient is φ = 144247664842.

The previous prime is 144247664833. The next prime is 144247664917. The reversal of 144247664843 is 348466742441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144247664843 - 2⁶ = 144247664779 is a prime.

It is not a weakly prime, because it can be changed into another prime (144247664833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72123832421 + 72123832422.

It is an arithmetic number, because the mean of its divisors is an integer number (72123832422).

Almost surely, 2^144247664843 is an apocalyptic number.

144247664843 is a deficient number, since it is larger than the sum of its proper divisors (1).

144247664843 is an equidigital number, since it uses as much as digits as its factorization.

144247664843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12386304, while the sum is 53.

The spelling of 144247664843 in words is "one hundred forty-four billion, two hundred forty-seven million, six hundred sixty-four thousand, eight hundred forty-three".