144444501723 has 16 divisors (see below), whose sum is σ = 199421349120. Its totient is φ = 92888246304.

The previous prime is 144444501689. The next prime is 144444501727. The reversal of 144444501723 is 327105444441.

It is not a de Polignac number, because 144444501723 - 2⁶ = 144444501659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144444501727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 688461 + ... + 873422.

It is an arithmetic number, because the mean of its divisors is an integer number (12463834320).

Almost surely, 2^144444501723 is an apocalyptic number.

144444501723 is a deficient number, since it is larger than the sum of its proper divisors (54976847397).

144444501723 is a wasteful number, since it uses less digits than its factorization.

144444501723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1562978.

The product of its (nonzero) digits is 215040, while the sum is 39.

The spelling of 144444501723 in words is "one hundred forty-four billion, four hundred forty-four million, five hundred one thousand, seven hundred twenty-three".