144402324004240 has 80 divisors (see below), whose sum is σ = 339065198081280. Its totient is φ = 57188080857600.

The previous prime is 144402324004229. The next prime is 144402324004277. The reversal of 144402324004240 is 42400423204441.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 144402324004196 and 144402324004205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 664705717 + ... + 664922923.

It is an arithmetic number, because the mean of its divisors is an integer number (4238314976016).

Almost surely, 2^{144402324004240} is an apocalyptic number.

144402324004240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144402324004240 is an abundant number, since it is smaller than the sum of its proper divisors (194662874077040).

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

144402324004240 is a wasteful number, since it uses less digits than its factorization.

144402324004240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299600 (or 299594 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 144402324004240 its reverse (42400423204441), we get a palindrome (186802747208681).

The spelling of 144402324004240 in words is "one hundred forty-four trillion, four hundred two billion, three hundred twenty-four million, four thousand, two hundred forty".