143666116065206 has 16 divisors (see below), whose sum is σ = 246369433502880. Its totient is φ = 61550026823040.

The previous prime is 143666116065179. The next prime is 143666116065209. The reversal of 143666116065206 is 602560611666341.

143666116065206 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×143666116065206² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143666116065209) 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, 1763772515 + ... + 1763853966.

It is an arithmetic number, because the mean of its divisors is an integer number (15398089593930).

Almost surely, 2^{143666116065206} is an apocalyptic number.

143666116065206 is a deficient number, since it is larger than the sum of its proper divisors (102703317437674).

143666116065206 is a wasteful number, since it uses less digits than its factorization.

143666116065206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3527629399.

The product of its (nonzero) digits is 5598720, while the sum is 53.

The spelling of 143666116065206 in words is "one hundred forty-three trillion, six hundred sixty-six billion, one hundred sixteen million, sixty-five thousand, two hundred six".