10989289166 has 4 divisors (see below), whose sum is σ = 16483933752. Its totient is φ = 5494644582.

The previous prime is 10989289133. The next prime is 10989289237. The reversal of 10989289166 is 66198298901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66198298901 = 7 ⋅9456899843.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2747322290 + ... + 2747322293.

It is an arithmetic number, because the mean of its divisors is an integer number (4120983438).

Almost surely, 2^10989289166 is an apocalyptic number.

10989289166 is a deficient number, since it is larger than the sum of its proper divisors (5494644586).

10989289166 is an equidigital number, since it uses as much as digits as its factorization.

10989289166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5494644585.

The product of its (nonzero) digits is 3359232, while the sum is 59.

The spelling of 10989289166 in words is "ten billion, nine hundred eighty-nine million, two hundred eighty-nine thousand, one hundred sixty-six".