395442950423 has 2 divisors, whose sum is σ = 395442950424. Its totient is φ = 395442950422.

The previous prime is 395442950377. The next prime is 395442950471. The reversal of 395442950423 is 324059244593.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 395442950423 - 2³⁴ = 378263081239 is a prime.

It is a super-3 number, since 3×395442950423³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (395442950723) 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, 197721475211 + 197721475212.

It is an arithmetic number, because the mean of its divisors is an integer number (197721475212).

Almost surely, 2^395442950423 is an apocalyptic number.

395442950423 is a deficient number, since it is larger than the sum of its proper divisors (1).

395442950423 is an equidigital number, since it uses as much as digits as its factorization.

395442950423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4665600, while the sum is 50.

The spelling of 395442950423 in words is "three hundred ninety-five billion, four hundred forty-two million, nine hundred fifty thousand, four hundred twenty-three".