4195191344423 has 2 divisors, whose sum is σ = 4195191344424. Its totient is φ = 4195191344422.

The previous prime is 4195191344401. The next prime is 4195191344431. The reversal of 4195191344423 is 3244431915914.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4195191344423 - 2³⁰ = 4194117602599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4195191343423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2097595672211 + 2097595672212.

It is an arithmetic number, because the mean of its divisors is an integer number (2097595672212).

Almost surely, 2^{4195191344423} is an apocalyptic number.

4195191344423 is a deficient number, since it is larger than the sum of its proper divisors (1).

4195191344423 is an equidigital number, since it uses as much as digits as its factorization.

4195191344423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1866240, while the sum is 50.

The spelling of 4195191344423 in words is "four trillion, one hundred ninety-five billion, one hundred ninety-one million, three hundred forty-four thousand, four hundred twenty-three".