97688998320 has 40 divisors (see below), whose sum is σ = 302835895536. Its totient is φ = 26050399488.

The previous prime is 97688998261. The next prime is 97688998333. The reversal of 97688998320 is 2389988679.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203518507 + ... + 203518986.

Almost surely, 2^97688998320 is an apocalyptic number.

It is an amenable number.

97688998320 is an abundant number, since it is smaller than the sum of its proper divisors (205146897216).

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

97688998320 is a wasteful number, since it uses less digits than its factorization.

97688998320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407037509 (or 407037503 counting only the distinct ones).

The product of its (nonzero) digits is 94058496, while the sum is 69.

The spelling of 97688998320 in words is "ninety-seven billion, six hundred eighty-eight million, nine hundred ninety-eight thousand, three hundred twenty".