406854574223 has 2 divisors, whose sum is σ = 406854574224. Its totient is φ = 406854574222.

The previous prime is 406854574171. The next prime is 406854574249. The reversal of 406854574223 is 322475458604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 406854574223 - 2⁸ = 406854573967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (406854574283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203427287111 + 203427287112.

It is an arithmetic number, because the mean of its divisors is an integer number (203427287112).

Almost surely, 2^406854574223 is an apocalyptic number.

406854574223 is a deficient number, since it is larger than the sum of its proper divisors (1).

406854574223 is an equidigital number, since it uses as much as digits as its factorization.

406854574223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6451200, while the sum is 50.

The spelling of 406854574223 in words is "four hundred six billion, eight hundred fifty-four million, five hundred seventy-four thousand, two hundred twenty-three".