9717497916 has 36 divisors (see below), whose sum is σ = 26376067368. Its totient is φ = 2776427808.

The previous prime is 9717497903. The next prime is 9717497929. The reversal of 9717497916 is 6197947179.

It is an interprime number because it is at equal distance from previous prime (9717497903) and next prime (9717497929).

It is a self number, because there is not a number n which added to its sum of digits gives 9717497916.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 8262591 + ... + 8263766.

It is an arithmetic number, because the mean of its divisors is an integer number (732668538).

Almost surely, 2^9717497916 is an apocalyptic number.

It is an amenable number.

9717497916 is an abundant number, since it is smaller than the sum of its proper divisors (16658569452).

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

9717497916 is a wasteful number, since it uses less digits than its factorization.

9717497916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16526378 (or 16526369 counting only the distinct ones).

The product of its digits is 6001128, while the sum is 60.

The square root of 9717497916 is about 98577.3702022934. The cubic root of 9717497916 is about 2133.9528466946.

The spelling of 9717497916 in words is "nine billion, seven hundred seventeen million, four hundred ninety-seven thousand, nine hundred sixteen".