9969228993 has 16 divisors (see below), whose sum is σ = 13884174720. Its totient is φ = 6354668544.

The previous prime is 9969228989. The next prime is 9969229003. The reversal of 9969228993 is 3998229699.

It is not a de Polignac number, because 9969228993 - 2² = 9969228989 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9969227993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 547296 + ... + 565217.

It is an arithmetic number, because the mean of its divisors is an integer number (867760920).

Almost surely, 2^9969228993 is an apocalyptic number.

It is an amenable number.

9969228993 is a deficient number, since it is larger than the sum of its proper divisors (3914945727).

9969228993 is a wasteful number, since it uses less digits than its factorization.

9969228993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112648.

The product of its digits is 34012224, while the sum is 66.

The square root of 9969228993 is about 99846.0264256921. The cubic root of 9969228993 is about 2152.2226153883. Note that the first 3 decimals are identical.

The spelling of 9969228993 in words is "nine billion, nine hundred sixty-nine million, two hundred twenty-eight thousand, nine hundred ninety-three".