406422344423 has 2 divisors, whose sum is σ = 406422344424. Its totient is φ = 406422344422.

The previous prime is 406422344347. The next prime is 406422344579. The reversal of 406422344423 is 324443224604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 406422344423 - 2¹⁶ = 406422278887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (406422343423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203211172211 + 203211172212.

It is an arithmetic number, because the mean of its divisors is an integer number (203211172212).

Almost surely, 2^406422344423 is an apocalyptic number.

406422344423 is a deficient number, since it is larger than the sum of its proper divisors (1).

406422344423 is an equidigital number, since it uses as much as digits as its factorization.

406422344423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 442368, while the sum is 38.

The spelling of 406422344423 in words is "four hundred six billion, four hundred twenty-two million, three hundred forty-four thousand, four hundred twenty-three".