2144611111044 has 24 divisors (see below), whose sum is σ = 5005145996928. Its totient is φ = 714719884000.

The previous prime is 2144611111021. The next prime is 2144611111079. The reversal of 2144611111044 is 4401111164412.

It is a super-2 number, since 2×2144611111044² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18751407 + ... + 18865430.

It is an arithmetic number, because the mean of its divisors is an integer number (208547749872).

Almost surely, 2^{2144611111044} is an apocalyptic number.

It is an amenable number.

2144611111044 is an abundant number, since it is smaller than the sum of its proper divisors (2860534885884).

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

2144611111044 is a wasteful number, since it uses less digits than its factorization.

2144611111044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37621595 (or 37621593 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 30.

Adding to 2144611111044 its reverse (4401111164412), we get a palindrome (6545722275456).

The spelling of 2144611111044 in words is "two trillion, one hundred forty-four billion, six hundred eleven million, one hundred eleven thousand, forty-four".