9697758343921 has 8 divisors (see below), whose sum is σ = 10119716429760. Its totient is φ = 9275826626352.

The previous prime is 9697758343913. The next prime is 9697758344003. The reversal of 9697758343921 is 1293438577969.

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

It is a cyclic number.

It is not a de Polignac number, because 9697758343921 - 2³ = 9697758343913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9697758343901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5838670 + ... + 7313383.

It is an arithmetic number, because the mean of its divisors is an integer number (1264964553720).

Almost surely, 2^{9697758343921} is an apocalyptic number.

It is an amenable number.

9697758343921 is a deficient number, since it is larger than the sum of its proper divisors (421958085839).

9697758343921 is a wasteful number, since it uses less digits than its factorization.

9697758343921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13184135.

The product of its digits is 617258880, while the sum is 73.

The spelling of 9697758343921 in words is "nine trillion, six hundred ninety-seven billion, seven hundred fifty-eight million, three hundred forty-three thousand, nine hundred twenty-one".