423700205434 has 16 divisors (see below), whose sum is σ = 693500266080. Its totient is φ = 192543042160.

The previous prime is 423700205413. The next prime is 423700205441. The reversal of 423700205434 is 434502007324.

It is a self number, because there is not a number n which added to its sum of digits gives 423700205434.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2307589 + ... + 2484424.

It is an arithmetic number, because the mean of its divisors is an integer number (43343766630).

Almost surely, 2^423700205434 is an apocalyptic number.

423700205434 is a deficient number, since it is larger than the sum of its proper divisors (269800060646).

423700205434 is a wasteful number, since it uses less digits than its factorization.

423700205434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4796045.

The product of its (nonzero) digits is 80640, while the sum is 34.

The spelling of 423700205434 in words is "four hundred twenty-three billion, seven hundred million, two hundred five thousand, four hundred thirty-four".