201044020440144 has 120 divisors (see below), whose sum is σ = 604240507218720. Its totient is φ = 57433284824832.

The previous prime is 201044020440097. The next prime is 201044020440187. The reversal of 201044020440144 is 441044020440102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11343327 + ... + 23038209.

It is an arithmetic number, because the mean of its divisors is an integer number (5035337560156).

Almost surely, 2^{201044020440144} is an apocalyptic number.

201044020440144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

201044020440144 is an abundant number, since it is smaller than the sum of its proper divisors (403196486778576).

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

201044020440144 is a wasteful number, since it uses less digits than its factorization.

201044020440144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11702217 (or 11702204 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 201044020440144 its reverse (441044020440102), we get a palindrome (642088040880246).

The spelling of 201044020440144 in words is "two hundred one trillion, forty-four billion, twenty million, four hundred forty thousand, one hundred forty-four".