423440354326 has 16 divisors (see below), whose sum is σ = 692916166800. Its totient is φ = 192469063680.

The previous prime is 423440354321. The next prime is 423440354353. The reversal of 423440354326 is 623453044324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423440354321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1150150 + ... + 1472998.

It is an arithmetic number, because the mean of its divisors is an integer number (43307260425).

Almost surely, 2^423440354326 is an apocalyptic number.

423440354326 is a deficient number, since it is larger than the sum of its proper divisors (269475812474).

423440354326 is a wasteful number, since it uses less digits than its factorization.

423440354326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382479.

The product of its (nonzero) digits is 829440, while the sum is 40.

The spelling of 423440354326 in words is "four hundred twenty-three billion, four hundred forty million, three hundred fifty-four thousand, three hundred twenty-six".