97680097688 has 32 divisors (see below), whose sum is σ = 184226034720. Its totient is φ = 48553344000.

The previous prime is 97680097681. The next prime is 97680097693. The reversal of 97680097688 is 88679008679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97680097681) 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, 4856693 + ... + 4876763.

It is an arithmetic number, because the mean of its divisors is an integer number (5757063585).

Almost surely, 2^97680097688 is an apocalyptic number.

It is an amenable number.

97680097688 is a deficient number, since it is larger than the sum of its proper divisors (86545937032).

97680097688 is a wasteful number, since it uses less digits than its factorization.

97680097688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23619 (or 23615 counting only the distinct ones).

The product of its (nonzero) digits is 73156608, while the sum is 68.

The spelling of 97680097688 in words is "ninety-seven billion, six hundred eighty million, ninety-seven thousand, six hundred eighty-eight".