195029219423 has 2 divisors, whose sum is σ = 195029219424. Its totient is φ = 195029219422.

The previous prime is 195029219419. The next prime is 195029219443. The reversal of 195029219423 is 324912920591.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 195029219423 - 2² = 195029219419 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195029219443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97514609711 + 97514609712.

It is an arithmetic number, because the mean of its divisors is an integer number (97514609712).

Almost surely, 2^195029219423 is an apocalyptic number.

195029219423 is a deficient number, since it is larger than the sum of its proper divisors (1).

195029219423 is an equidigital number, since it uses as much as digits as its factorization.

195029219423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 47.

The spelling of 195029219423 in words is "one hundred ninety-five billion, twenty-nine million, two hundred nineteen thousand, four hundred twenty-three".