97731045166 has 8 divisors (see below), whose sum is σ = 146599474320. Its totient is φ = 48864553728.

The previous prime is 97731045151. The next prime is 97731045277. The reversal of 97731045166 is 66154013779.

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

It is a super-3 number, since 3×97731045166³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

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, 350986 + ... + 564493.

It is an arithmetic number, because the mean of its divisors is an integer number (18324934290).

Almost surely, 2^97731045166 is an apocalyptic number.

97731045166 is a deficient number, since it is larger than the sum of its proper divisors (48868429154).

97731045166 is a wasteful number, since it uses less digits than its factorization.

97731045166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968858.

The product of its (nonzero) digits is 952560, while the sum is 49.

The spelling of 97731045166 in words is "ninety-seven billion, seven hundred thirty-one million, forty-five thousand, one hundred sixty-six".