9921692961299 has 8 divisors (see below), whose sum is σ = 11347336295520. Its totient is φ = 8498114283456.

The previous prime is 9921692961281. The next prime is 9921692961331.

9921692961299 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 9921692961299 - 2⁸ = 9921692961043 is a prime.

It is a super-3 number, since 3×9921692961299³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9921692961269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 516153794 + ... + 516173015.

It is an arithmetic number, because the mean of its divisors is an integer number (1418417036940).

Almost surely, 2^{9921692961299} is an apocalyptic number.

9921692961299 is a deficient number, since it is larger than the sum of its proper divisors (1425643334221).

9921692961299 is a wasteful number, since it uses less digits than its factorization.

9921692961299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032328189.

The product of its digits is 153055008, while the sum is 74.

The spelling of 9921692961299 in words is "nine trillion, nine hundred twenty-one billion, six hundred ninety-two million, nine hundred sixty-one thousand, two hundred ninety-nine".