144044042401040 has 80 divisors (see below), whose sum is σ = 335118098807040. Its totient is φ = 57580512837120.

The previous prime is 144044042401033. The next prime is 144044042401043. The reversal of 144044042401040 is 40104240440441.

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 = 144044042400988 and 144044042401006.

It is not an unprimeable number, because it can be changed into a prime (144044042401043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2013805757 + ... + 2013877283.

It is an arithmetic number, because the mean of its divisors is an integer number (4188976235088).

Almost surely, 2^{144044042401040} is an apocalyptic number.

144044042401040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144044042401040 is an abundant number, since it is smaller than the sum of its proper divisors (191074056406000).

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

144044042401040 is a wasteful number, since it uses less digits than its factorization.

144044042401040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87400 (or 87394 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 32.

Adding to 144044042401040 its reverse (40104240440441), we get a palindrome (184148282841481).

The spelling of 144044042401040 in words is "one hundred forty-four trillion, forty-four billion, forty-two million, four hundred one thousand, forty".