423903053044 has 12 divisors (see below), whose sum is σ = 742745059168. Its totient is φ = 211690179000.

The previous prime is 423903053011. The next prime is 423903053047. The reversal of 423903053044 is 440350309324.

It is a junction number, because it is equal to n+sod(n) for n = 423903052994 and 423903053012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423903053047) by changing a digit.

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, 65333232 + ... + 65339719.

Almost surely, 2^423903053044 is an apocalyptic number.

It is an amenable number.

423903053044 is a deficient number, since it is larger than the sum of its proper divisors (318842006124).

423903053044 is a wasteful number, since it uses less digits than its factorization.

423903053044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130673766 (or 130673764 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 37.

The spelling of 423903053044 in words is "four hundred twenty-three billion, nine hundred three million, fifty-three thousand, forty-four".