9966226699 has 8 divisors (see below), whose sum is σ = 11708574192. Its totient is φ = 8363267040.

The previous prime is 9966226657. The next prime is 9966226733.

9966226699 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9966226699 - 2¹⁵ = 9966193931 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 9966226699.

It is not an unprimeable number, because it can be changed into a prime (9966226609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34846804 + ... + 34847089.

It is an arithmetic number, because the mean of its divisors is an integer number (1463571774).

Almost surely, 2^9966226699 is an apocalyptic number.

9966226699 is a deficient number, since it is larger than the sum of its proper divisors (1742347493).

9966226699 is a wasteful number, since it uses less digits than its factorization.

9966226699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69693917.

The product of its digits is 34012224, while the sum is 64.

The square root of 9966226699 is about 99830.9906742390. The cubic root of 9966226699 is about 2152.0065420487.

The spelling of 9966226699 in words is "nine billion, nine hundred sixty-six million, two hundred twenty-six thousand, six hundred ninety-nine".