195088091423 has 2 divisors, whose sum is σ = 195088091424. Its totient is φ = 195088091422.

The previous prime is 195088091267. The next prime is 195088091461. The reversal of 195088091423 is 324190880591.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 195088091423 - 2²⁰ = 195087042847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195088091123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97544045711 + 97544045712.

It is an arithmetic number, because the mean of its divisors is an integer number (97544045712).

Almost surely, 2^195088091423 is an apocalyptic number.

195088091423 is a deficient number, since it is larger than the sum of its proper divisors (1).

195088091423 is an equidigital number, since it uses as much as digits as its factorization.

195088091423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 50.

The spelling of 195088091423 in words is "one hundred ninety-five billion, eighty-eight million, ninety-one thousand, four hundred twenty-three".