66163182232018 has 32 divisors (see below), whose sum is σ = 101651026386240. Its totient is φ = 32286260784960.

The previous prime is 66163182232009. The next prime is 66163182232061. The reversal of 66163182232018 is 81023228136166.

66163182232018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 40965088 + ... + 42549556.

It is an arithmetic number, because the mean of its divisors is an integer number (3176594574570).

Almost surely, 2^{66163182232018} is an apocalyptic number.

66163182232018 is a deficient number, since it is larger than the sum of its proper divisors (35487844154222).

66163182232018 is a wasteful number, since it uses less digits than its factorization.

66163182232018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1586602.

The product of its (nonzero) digits is 995328, while the sum is 49.

The spelling of 66163182232018 in words is "sixty-six trillion, one hundred sixty-three billion, one hundred eighty-two million, two hundred thirty-two thousand, eighteen".