97936692571 has 2 divisors, whose sum is σ = 97936692572. Its totient is φ = 97936692570.

The previous prime is 97936692527. The next prime is 97936692577. The reversal of 97936692571 is 17529663979.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97936692571 - 2²⁵ = 97903138139 is a prime.

It is not a weakly prime, because it can be changed into another prime (97936692577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48968346285 + 48968346286.

It is an arithmetic number, because the mean of its divisors is an integer number (48968346286).

Almost surely, 2^97936692571 is an apocalyptic number.

97936692571 is a deficient number, since it is larger than the sum of its proper divisors (1).

97936692571 is an equidigital number, since it uses as much as digits as its factorization.

97936692571 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38578680, while the sum is 64.

The spelling of 97936692571 in words is "ninety-seven billion, nine hundred thirty-six million, six hundred ninety-two thousand, five hundred seventy-one".