423423224144552 has 16 divisors (see below), whose sum is σ = 793924374368160. Its totient is φ = 211710057646384.

The previous prime is 423423224144549. The next prime is 423423224144653. The reversal of 423423224144552 is 255441422324324.

It is a junction number, because it is equal to n+sod(n) for n = 423423224144497 and 423423224144506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193145138 + ... + 195325089.

It is an arithmetic number, because the mean of its divisors is an integer number (49620273398010).

Almost surely, 2^{423423224144552} is an apocalyptic number.

It is an amenable number.

423423224144552 is a deficient number, since it is larger than the sum of its proper divisors (370501150223608).

423423224144552 is a wasteful number, since it uses less digits than its factorization.

423423224144552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388606480 (or 388606476 counting only the distinct ones).

The product of its digits is 7372800, while the sum is 47.

Adding to 423423224144552 its reverse (255441422324324), we get a palindrome (678864646468876).

The spelling of 423423224144552 in words is "four hundred twenty-three trillion, four hundred twenty-three billion, two hundred twenty-four million, one hundred forty-four thousand, five hundred fifty-two".