144044123223402 has 24 divisors (see below), whose sum is σ = 315313080736836. Its totient is φ = 47519710753536.

The previous prime is 144044123223401. The next prime is 144044123223421. The reversal of 144044123223402 is 204322321440441.

144044123223402 is a `hidden beast` number, since 1 + 4 + 4 + 0 + 4 + 4 + 1 + 23 + 223 + 402 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 142301303438121 + 1742819785281 = 11929011^2 + 1320159^2 .

It is not an unprimeable number, because it can be changed into a prime (144044123223401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41249747173 + ... + 41249750664.

Almost surely, 2^{144044123223402} is an apocalyptic number.

144044123223402 is an abundant number, since it is smaller than the sum of its proper divisors (171268957513434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144044123223402 is a wasteful number, since it uses less digits than its factorization.

144044123223402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82499497942 (or 82499497939 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 144044123223402 its reverse (204322321440441), we get a palindrome (348366444663843).

The spelling of 144044123223402 in words is "one hundred forty-four trillion, forty-four billion, one hundred twenty-three million, two hundred twenty-three thousand, four hundred two".