97609822652191 has 2 divisors, whose sum is σ = 97609822652192. Its totient is φ = 97609822652190.

The previous prime is 97609822652159. The next prime is 97609822652233. The reversal of 97609822652191 is 19125622890679.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97609822652191 - 2⁵ = 97609822652159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97609822652291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48804911326095 + 48804911326096.

It is an arithmetic number, because the mean of its divisors is an integer number (48804911326096).

Almost surely, 2^{97609822652191} is an apocalyptic number.

97609822652191 is a deficient number, since it is larger than the sum of its proper divisors (1).

97609822652191 is an equidigital number, since it uses as much as digits as its factorization.

97609822652191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58786560, while the sum is 67.

The spelling of 97609822652191 in words is "ninety-seven trillion, six hundred nine billion, eight hundred twenty-two million, six hundred fifty-two thousand, one hundred ninety-one".