243000141573166 has 32 divisors (see below), whose sum is σ = 372069002672640. Its totient is φ = 119002992029376.

The previous prime is 243000141573127. The next prime is 243000141573193. The reversal of 243000141573166 is 661375141000342.

It is a happy number.

It is a super-2 number, since 2×243000141573166² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26955381 + ... + 34822303.

It is an arithmetic number, because the mean of its divisors is an integer number (11627156333520).

Almost surely, 2^{243000141573166} is an apocalyptic number.

243000141573166 is a deficient number, since it is larger than the sum of its proper divisors (129068861099474).

243000141573166 is a wasteful number, since it uses less digits than its factorization.

243000141573166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7868568.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 243000141573166 in words is "two hundred forty-three trillion, one hundred forty-one million, five hundred seventy-three thousand, one hundred sixty-six".