66143623133230 has 8 divisors (see below), whose sum is σ = 119058521639832. Its totient is φ = 26457449253288.

The previous prime is 66143623133179. The next prime is 66143623133261. The reversal of 66143623133230 is 3233132634166.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3307181156652 + ... + 3307181156671.

It is an arithmetic number, because the mean of its divisors is an integer number (14882315204979).

Almost surely, 2^{66143623133230} is an apocalyptic number.

66143623133230 is a deficient number, since it is larger than the sum of its proper divisors (52914898506602).

66143623133230 is a wasteful number, since it uses less digits than its factorization.

66143623133230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6614362313330.

The product of its (nonzero) digits is 839808, while the sum is 43.

Adding to 66143623133230 its reverse (3233132634166), we get a palindrome (69376755767396).

The spelling of 66143623133230 in words is "sixty-six trillion, one hundred forty-three billion, six hundred twenty-three million, one hundred thirty-three thousand, two hundred thirty".