2144355533143 has 8 divisors (see below), whose sum is σ = 2145131196480. Its totient is φ = 2143580017920.

The previous prime is 2144355533101. The next prime is 2144355533149. The reversal of 2144355533143 is 3413355534412.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2144355533143 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2144355533143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144355533149) 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, 34483503 + ... + 34545631.

It is an arithmetic number, because the mean of its divisors is an integer number (268141399560).

Almost surely, 2^{2144355533143} is an apocalyptic number.

2144355533143 is a deficient number, since it is larger than the sum of its proper divisors (775663337).

2144355533143 is an equidigital number, since it uses as much as digits as its factorization.

2144355533143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74057.

The product of its digits is 1296000, while the sum is 43.

The spelling of 2144355533143 in words is "two trillion, one hundred forty-four billion, three hundred fifty-five million, five hundred thirty-three thousand, one hundred forty-three".