97561392571203 has 16 divisors (see below), whose sum is σ = 141922517907456. Its totient is φ = 59121850958240.

The previous prime is 97561392571183. The next prime is 97561392571231. The reversal of 97561392571203 is 30217529316579.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97561392571203 is a prime.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (97561392571243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156327651 + ... + 156950492.

It is an arithmetic number, because the mean of its divisors is an integer number (8870157369216).

Almost surely, 2^{97561392571203} is an apocalyptic number.

97561392571203 is a deficient number, since it is larger than the sum of its proper divisors (44361125336253).

97561392571203 is a wasteful number, since it uses less digits than its factorization.

97561392571203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313287594.

The product of its (nonzero) digits is 21432600, while the sum is 60.

The spelling of 97561392571203 in words is "ninety-seven trillion, five hundred sixty-one billion, three hundred ninety-two million, five hundred seventy-one thousand, two hundred three".