2144253435046 has 16 divisors (see below), whose sum is σ = 3286194948000. Its totient is φ = 1048967815168.

The previous prime is 2144253435043. The next prime is 2144253435047. The reversal of 2144253435046 is 6405343524412.

It is a junction number, because it is equal to n+sod(n) for n = 2144253434993 and 2144253435011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144253435043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28135771 + ... + 28211878.

It is an arithmetic number, because the mean of its divisors is an integer number (205387184250).

Almost surely, 2^{2144253435046} is an apocalyptic number.

2144253435046 is a deficient number, since it is larger than the sum of its proper divisors (1141941512954).

2144253435046 is a wasteful number, since it uses less digits than its factorization.

2144253435046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56348063.

The product of its (nonzero) digits is 1382400, while the sum is 43.

Adding to 2144253435046 its reverse (6405343524412), we get a palindrome (8549596959458).

The spelling of 2144253435046 in words is "two trillion, one hundred forty-four billion, two hundred fifty-three million, four hundred thirty-five thousand, forty-six".