97189555221573 has 8 divisors (see below), whose sum is σ = 129586628023200. Its totient is φ = 64792759617168.

The previous prime is 97189555221509. The next prime is 97189555221589. The reversal of 97189555221573 is 37512255598179.

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

It is not a de Polignac number, because 97189555221573 - 2⁶ = 97189555221509 is a prime.

It is a Smith number, since the sum of its digits (69) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 97189555221498 and 97189555221507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97189555221673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68479818 + ... + 69884651.

It is an arithmetic number, because the mean of its divisors is an integer number (16198328502900).

Almost surely, 2^{97189555221573} is an apocalyptic number.

It is an amenable number.

97189555221573 is a deficient number, since it is larger than the sum of its proper divisors (32397072801627).

97189555221573 is a wasteful number, since it uses less digits than its factorization.

97189555221573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138598611.

The product of its digits is 238140000, while the sum is 69.

The spelling of 97189555221573 in words is "ninety-seven trillion, one hundred eighty-nine billion, five hundred fifty-five million, two hundred twenty-one thousand, five hundred seventy-three".