423552534344432 has 20 divisors (see below), whose sum is σ = 821790486704040. Its totient is φ = 211477570033728.

The previous prime is 423552534344413. The next prime is 423552534344447. The reversal of 423552534344432 is 234443435255324.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18668559458 + ... + 18668582145.

It is an arithmetic number, because the mean of its divisors is an integer number (41089524335202).

Almost surely, 2^{423552534344432} is an apocalyptic number.

It is an amenable number.

423552534344432 is a deficient number, since it is larger than the sum of its proper divisors (398237952359608).

423552534344432 is a wasteful number, since it uses less digits than its factorization.

423552534344432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37337142320 (or 37337142314 counting only the distinct ones).

The product of its digits is 82944000, while the sum is 53.

Adding to 423552534344432 its reverse (234443435255324), we get a palindrome (657995969599756).

The spelling of 423552534344432 in words is "four hundred twenty-three trillion, five hundred fifty-two billion, five hundred thirty-four million, three hundred forty-four thousand, four hundred thirty-two".