144720064443 has 16 divisors (see below), whose sum is σ = 203514969600. Its totient is φ = 91222555680.

The previous prime is 144720064403. The next prime is 144720064459. The reversal of 144720064443 is 344460027441.

It is not a de Polignac number, because 144720064443 - 2⁸ = 144720064187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144720064403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2465043 + ... + 2523068.

It is an arithmetic number, because the mean of its divisors is an integer number (12719685600).

Almost surely, 2^144720064443 is an apocalyptic number.

144720064443 is a deficient number, since it is larger than the sum of its proper divisors (58794905157).

144720064443 is a wasteful number, since it uses less digits than its factorization.

144720064443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4988642.

The product of its (nonzero) digits is 258048, while the sum is 39.

The spelling of 144720064443 in words is "one hundred forty-four billion, seven hundred twenty million, sixty-four thousand, four hundred forty-three".