97654085766 has 48 divisors (see below), whose sum is σ = 212322474000. Its totient is φ = 32437848384.

The previous prime is 97654085759. The next prime is 97654085777. The reversal of 97654085766 is 66758045679.

97654085766 is a `hidden beast` number, since 9 + 7 + 6 + 54 + 0 + 8 + 576 + 6 = 666.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12729780 + ... + 12737448.

It is an arithmetic number, because the mean of its divisors is an integer number (4423384875).

Almost surely, 2^97654085766 is an apocalyptic number.

97654085766 is an abundant number, since it is smaller than the sum of its proper divisors (114668388234).

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

97654085766 is a wasteful number, since it uses less digits than its factorization.

97654085766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10053 (or 10050 counting only the distinct ones).

The product of its (nonzero) digits is 76204800, while the sum is 63.

The spelling of 97654085766 in words is "ninety-seven billion, six hundred fifty-four million, eighty-five thousand, seven hundred sixty-six".