144440634164338 has 4 divisors (see below), whose sum is σ = 216660951246510. Its totient is φ = 72220317082168.

The previous prime is 144440634164329. The next prime is 144440634164341. The reversal of 144440634164338 is 833461436044441.

144440634164338 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 111112955066169 + 33327679098169 = 10541013^2 + 5773013^2 .

It is a super-2 number, since 2×144440634164338² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36110158541083 + ... + 36110158541086.

Almost surely, 2^{144440634164338} is an apocalyptic number.

144440634164338 is a deficient number, since it is larger than the sum of its proper divisors (72220317082172).

144440634164338 is an equidigital number, since it uses as much as digits as its factorization.

144440634164338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72220317082171.

The product of its (nonzero) digits is 31850496, while the sum is 55.

The spelling of 144440634164338 in words is "one hundred forty-four trillion, four hundred forty billion, six hundred thirty-four million, one hundred sixty-four thousand, three hundred thirty-eight".