2144431234144 has 12 divisors (see below), whose sum is σ = 4221848992284. Its totient is φ = 1072215617056.

The previous prime is 2144431234129. The next prime is 2144431234159. The reversal of 2144431234144 is 4414321344412.

It is an interprime number because it is at equal distance from previous prime (2144431234129) and next prime (2144431234159).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33506738002 + ... + 33506738065.

It is an arithmetic number, because the mean of its divisors is an integer number (351820749357).

Almost surely, 2^{2144431234144} is an apocalyptic number.

It is an amenable number.

2144431234144 is a deficient number, since it is larger than the sum of its proper divisors (2077417758140).

2144431234144 is an equidigital number, since it uses as much as digits as its factorization.

2144431234144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67013476077 (or 67013476069 counting only the distinct ones).

The product of its digits is 147456, while the sum is 37.

Adding to 2144431234144 its reverse (4414321344412), we get a palindrome (6558752578556).

The spelling of 2144431234144 in words is "two trillion, one hundred forty-four billion, four hundred thirty-one million, two hundred thirty-four thousand, one hundred forty-four".