394466456743 has 2 divisors, whose sum is σ = 394466456744. Its totient is φ = 394466456742.

The previous prime is 394466456669. The next prime is 394466456773. The reversal of 394466456743 is 347654664493.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-394466456743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (394466456773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197233228371 + 197233228372.

It is an arithmetic number, because the mean of its divisors is an integer number (197233228372).

Almost surely, 2^394466456743 is an apocalyptic number.

394466456743 is a deficient number, since it is larger than the sum of its proper divisors (1).

394466456743 is an equidigital number, since it uses as much as digits as its factorization.

394466456743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 156764160, while the sum is 61.

The spelling of 394466456743 in words is "three hundred ninety-four billion, four hundred sixty-six million, four hundred fifty-six thousand, seven hundred forty-three".