66110075109279 has 12 divisors (see below), whose sum is σ = 95511975362232. Its totient is φ = 44064316645200.

The previous prime is 66110075109233. The next prime is 66110075109301. The reversal of 66110075109279 is 97290157001166.

66110075109279 is a `hidden beast` number, since 6 + 6 + 110 + 0 + 7 + 510 + 9 + 2 + 7 + 9 = 666.

It is not a de Polignac number, because 66110075109279 - 2¹¹ = 66110075107231 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66110075109679) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 755517237 + ... + 755604734.

It is an arithmetic number, because the mean of its divisors is an integer number (7959331280186).

Almost surely, 2^{66110075109279} is an apocalyptic number.

66110075109279 is a deficient number, since it is larger than the sum of its proper divisors (29401900252953).

66110075109279 is a wasteful number, since it uses less digits than its factorization.

66110075109279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1511126838 (or 1511126835 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 54.

The spelling of 66110075109279 in words is "sixty-six trillion, one hundred ten billion, seventy-five million, one hundred nine thousand, two hundred seventy-nine".