97551566768 has 20 divisors (see below), whose sum is σ = 189013342848. Its totient is φ = 48773929920.

The previous prime is 97551566731. The next prime is 97551566839. The reversal of 97551566768 is 86766515579.

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 3 ways as a sum of consecutive naturals, for example, 383630 + ... + 585042.

Almost surely, 2^97551566768 is an apocalyptic number.

It is an amenable number.

97551566768 is a deficient number, since it is larger than the sum of its proper divisors (91461776080).

97551566768 is a wasteful number, since it uses less digits than its factorization.

97551566768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231692 (or 231686 counting only the distinct ones).

The product of its digits is 95256000, while the sum is 65.

The spelling of 97551566768 in words is "ninety-seven billion, five hundred fifty-one million, five hundred sixty-six thousand, seven hundred sixty-eight".