97170395897664 has 84 divisors (see below), whose sum is σ = 288125581276260. Its totient is φ = 31273230858240.

The previous prime is 97170395897647. The next prime is 97170395897717. The reversal of 97170395897664 is 46679859307179.

97170395897664 is a `hidden beast` number, since 9 + 71 + 70 + 395 + 8 + 97 + 6 + 6 + 4 = 666.

97170395897664 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 69439555641600 + 27730840256064 = 8333040^2 + 5266008^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2908579917 + ... + 2908613324.

It is an arithmetic number, because the mean of its divisors is an integer number (3430066443765).

Almost surely, 2^{97170395897664} is an apocalyptic number.

It is an amenable number.

97170395897664 is an abundant number, since it is smaller than the sum of its proper divisors (190955185378596).

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

97170395897664 is a wasteful number, since it uses less digits than its factorization.

97170395897664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5817193288 (or 5817193275 counting only the distinct ones).

The product of its (nonzero) digits is 4320812160, while the sum is 81.

The spelling of 97170395897664 in words is "ninety-seven trillion, one hundred seventy billion, three hundred ninety-five million, eight hundred ninety-seven thousand, six hundred sixty-four".