66666592591112 has 32 divisors (see below), whose sum is σ = 125035069478400. Its totient is φ = 33323908675200.

The previous prime is 66666592591099. The next prime is 66666592591133. The reversal of 66666592591112 is 21119529566666.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors.

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 7 ways as a sum of consecutive naturals, for example, 463273412 + ... + 463417292.

It is an arithmetic number, because the mean of its divisors is an integer number (3907345921200).

Almost surely, 2^{66666592591112} is an apocalyptic number.

It is an amenable number.

66666592591112 is a deficient number, since it is larger than the sum of its proper divisors (58368476887288).

66666592591112 is a wasteful number, since it uses less digits than its factorization.

66666592591112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159797 (or 159793 counting only the distinct ones).

The product of its digits is 62985600, while the sum is 65.

The spelling of 66666592591112 in words is "sixty-six trillion, six hundred sixty-six billion, five hundred ninety-two million, five hundred ninety-one thousand, one hundred twelve".