406047318799 has 2 divisors, whose sum is σ = 406047318800. Its totient is φ = 406047318798.

The previous prime is 406047318779. The next prime is 406047318811. The reversal of 406047318799 is 997813740604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 406047318799 - 2²⁹ = 405510447887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (406047318779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203023659399 + 203023659400.

It is an arithmetic number, because the mean of its divisors is an integer number (203023659400).

Almost surely, 2^406047318799 is an apocalyptic number.

406047318799 is a deficient number, since it is larger than the sum of its proper divisors (1).

406047318799 is an equidigital number, since it uses as much as digits as its factorization.

406047318799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9144576, while the sum is 58.

The spelling of 406047318799 in words is "four hundred six billion, forty-seven million, three hundred eighteen thousand, seven hundred ninety-nine".