2144504431043 has 16 divisors (see below), whose sum is σ = 2373869314656. Its totient is φ = 1924669551360.

The previous prime is 2144504431033. The next prime is 2144504431051. The reversal of 2144504431043 is 3401344054412.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2144504431043 - 2⁶ = 2144504430979 is a prime.

It is a super-2 number, since 2×2144504431043² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2144504430994 and 2144504431012.

It is not an unprimeable number, because it can be changed into a prime (2144504431033) 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, 6709805 + ... + 7022142.

It is an arithmetic number, because the mean of its divisors is an integer number (148366832166).

Almost surely, 2^{2144504431043} is an apocalyptic number.

2144504431043 is a deficient number, since it is larger than the sum of its proper divisors (229364883613).

2144504431043 is a wasteful number, since it uses less digits than its factorization.

2144504431043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13732294.

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 2144504431043 its reverse (3401344054412), we get a palindrome (5545848485455).

The spelling of 2144504431043 in words is "two trillion, one hundred forty-four billion, five hundred four million, four hundred thirty-one thousand, forty-three".