144442220334320 has 20 divisors (see below), whose sum is σ = 335828162277480. Its totient is φ = 57776888133696.

The previous prime is 144442220334257. The next prime is 144442220334341. The reversal of 144442220334320 is 23433022244441.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

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, 902763877010 + ... + 902763877169.

It is an arithmetic number, because the mean of its divisors is an integer number (16791408113874).

Almost surely, 2^{144442220334320} is an apocalyptic number.

144442220334320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144442220334320 is an abundant number, since it is smaller than the sum of its proper divisors (191385941943160).

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

144442220334320 is a wasteful number, since it uses less digits than its factorization.

144442220334320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805527754192 (or 1805527754186 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 38.

Adding to 144442220334320 its reverse (23433022244441), we get a palindrome (167875242578761).

The spelling of 144442220334320 in words is "one hundred forty-four trillion, four hundred forty-two billion, two hundred twenty million, three hundred thirty-four thousand, three hundred twenty".