144323344618 has 8 divisors (see below), whose sum is σ = 216600358212. Its totient is φ = 72123225216.

The previous prime is 144323344603. The next prime is 144323344637. The reversal of 144323344618 is 816443323441.

It can be written as a sum of positive squares in 2 ways, for example, as 143085923289 + 1237421329 = 378267^2 + 35177^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19218855 + ... + 19226362.

Almost surely, 2^144323344618 is an apocalyptic number.

144323344618 is a deficient number, since it is larger than the sum of its proper divisors (72277013594).

144323344618 is a wasteful number, since it uses less digits than its factorization.

144323344618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38447096.

The product of its digits is 663552, while the sum is 43.

The spelling of 144323344618 in words is "one hundred forty-four billion, three hundred twenty-three million, three hundred forty-four thousand, six hundred eighteen".