406865832071 has 2 divisors, whose sum is σ = 406865832072. Its totient is φ = 406865832070.

The previous prime is 406865832031. The next prime is 406865832073. The reversal of 406865832071 is 170238568604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 406865832071 - 2⁶ = 406865832007 is a prime.

Together with 406865832073, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (406865832073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203432916035 + 203432916036.

It is an arithmetic number, because the mean of its divisors is an integer number (203432916036).

Almost surely, 2^406865832071 is an apocalyptic number.

406865832071 is a deficient number, since it is larger than the sum of its proper divisors (1).

406865832071 is an equidigital number, since it uses as much as digits as its factorization.

406865832071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 406865832071 in words is "four hundred six billion, eight hundred sixty-five million, eight hundred thirty-two thousand, seventy-one".