2144351454443 has 8 divisors (see below), whose sum is σ = 2339608236096. Its totient is φ = 1949147296200.

The previous prime is 2144351454439. The next prime is 2144351454451. The reversal of 2144351454443 is 3444541534412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2144351454443 - 2² = 2144351454439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2144351454394 and 2144351454403.

It is not an unprimeable number, because it can be changed into a prime (2144351454043) 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, 13070621 + ... + 13233662.

It is an arithmetic number, because the mean of its divisors is an integer number (292451029512).

Almost surely, 2^{2144351454443} is an apocalyptic number.

2144351454443 is a deficient number, since it is larger than the sum of its proper divisors (195256781653).

2144351454443 is a wasteful number, since it uses less digits than its factorization.

2144351454443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26311705.

The product of its digits is 1843200, while the sum is 44.

Adding to 2144351454443 its reverse (3444541534412), we get a palindrome (5588892988855).

The spelling of 2144351454443 in words is "two trillion, one hundred forty-four billion, three hundred fifty-one million, four hundred fifty-four thousand, four hundred forty-three".