115500510366191 has 2 divisors, whose sum is σ = 115500510366192. Its totient is φ = 115500510366190.

The previous prime is 115500510366113. The next prime is 115500510366229. The reversal of 115500510366191 is 191663015005511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115500510366191 - 2²² = 115500506171887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115500510366391) 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, 57750255183095 + 57750255183096.

It is an arithmetic number, because the mean of its divisors is an integer number (57750255183096).

Almost surely, 2^{115500510366191} is an apocalyptic number.

115500510366191 is a deficient number, since it is larger than the sum of its proper divisors (1).

115500510366191 is an equidigital number, since it uses as much as digits as its factorization.

115500510366191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 121500, while the sum is 44.

The spelling of 115500510366191 in words is "one hundred fifteen trillion, five hundred billion, five hundred ten million, three hundred sixty-six thousand, one hundred ninety-one".