9669228312 has 128 divisors (see below), whose sum is σ = 25958154240. Its totient is φ = 2990776320.

The previous prime is 9669228301. The next prime is 9669228319. The reversal of 9669228312 is 2138229669.

It is a happy number.

It is a super-2 number, since 2×9669228312² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9669228319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9896368 + ... + 9897344.

It is an arithmetic number, because the mean of its divisors is an integer number (202798080).

Almost surely, 2^9669228312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9669228312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12979077120).

9669228312 is an abundant number, since it is smaller than the sum of its proper divisors (16288925928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9669228312 is a wasteful number, since it uses less digits than its factorization.

9669228312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321 (or 1317 counting only the distinct ones).

The product of its digits is 559872, while the sum is 48.

The square root of 9669228312 is about 98332.2343486611. The cubic root of 9669228312 is about 2130.4136612004.

The spelling of 9669228312 in words is "nine billion, six hundred sixty-nine million, two hundred twenty-eight thousand, three hundred twelve".