423533105522 has 6 divisors (see below), whose sum is σ = 635301038829. Its totient is φ = 211766092580.

The previous prime is 423533105521. The next prime is 423533105557. The reversal of 423533105522 is 225501335324.

It can be written as a sum of positive squares in 2 ways, for example, as 362992995121 + 60540110401 = 602489^2 + 246049^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=460181.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423533105521) by changing a digit.

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 2 ways as a sum of consecutive naturals, for example, 690272 + ... + 1150452.

Almost surely, 2^423533105522 is an apocalyptic number.

423533105522 is a deficient number, since it is larger than the sum of its proper divisors (211767933307).

423533105522 is an frugal number, since it uses more digits than its factorization.

423533105522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920364 (or 460183 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 35.

The spelling of 423533105522 in words is "four hundred twenty-three billion, five hundred thirty-three million, one hundred five thousand, five hundred twenty-two".