9917196381264 has 120 divisors (see below), whose sum is σ = 25757762335200. Its totient is φ = 3287975932416.

The previous prime is 9917196381223. The next prime is 9917196381283. The reversal of 9917196381264 is 4621836917199.

It is a junction number, because it is equal to n+sod(n) for n = 9917196381195 and 9917196381204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4724723287 + ... + 4724725385.

It is an arithmetic number, because the mean of its divisors is an integer number (214648019460).

Almost surely, 2^{9917196381264} is an apocalyptic number.

It is an amenable number.

9917196381264 is an abundant number, since it is smaller than the sum of its proper divisors (15840565953936).

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

9917196381264 is a wasteful number, since it uses less digits than its factorization.

9917196381264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4445 (or 4210 counting only the distinct ones).

The product of its digits is 35271936, while the sum is 66.

The spelling of 9917196381264 in words is "nine trillion, nine hundred seventeen billion, one hundred ninety-six million, three hundred eighty-one thousand, two hundred sixty-four".