9179942066 has 16 divisors (see below), whose sum is σ = 14251197240. Its totient is φ = 4431851520.

The previous prime is 9179942039. The next prime is 9179942117. The reversal of 9179942066 is 6602499719.

It can be written as a sum of positive squares in 4 ways, for example, as 5893786441 + 3286155625 = 76771^2 + 57325^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 9179941999 and 9179942017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 569111 + ... + 585018.

Almost surely, 2^9179942066 is an apocalyptic number.

9179942066 is a deficient number, since it is larger than the sum of its proper divisors (5071255174).

9179942066 is a wasteful number, since it uses less digits than its factorization.

9179942066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154269.

The product of its (nonzero) digits is 1469664, while the sum is 53.

The square root of 9179942066 is about 95812.0142049002. The cubic root of 9179942066 is about 2093.8552093552.

The spelling of 9179942066 in words is "nine billion, one hundred seventy-nine million, nine hundred forty-two thousand, sixty-six".