143666114312142 has 64 divisors (see below), whose sum is σ = 330299629977600. Its totient is φ = 46232792051040.

The previous prime is 143666114312141. The next prime is 143666114312159. The reversal of 143666114312142 is 241213411666341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143666114312141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11297143 + ... + 20370509.

It is an arithmetic number, because the mean of its divisors is an integer number (5160931718400).

Almost surely, 2^{143666114312142} is an apocalyptic number.

143666114312142 is an abundant number, since it is smaller than the sum of its proper divisors (186633515665458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

143666114312142 is a wasteful number, since it uses less digits than its factorization.

143666114312142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9083518 (or 9083512 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

Adding to 143666114312142 its reverse (241213411666341), we get a palindrome (384879525978483).

The spelling of 143666114312142 in words is "one hundred forty-three trillion, six hundred sixty-six billion, one hundred fourteen million, three hundred twelve thousand, one hundred forty-two".