423342040244 has 12 divisors (see below), whose sum is σ = 756611306304. Its totient is φ = 207167381304.

The previous prime is 423342040243. The next prime is 423342040279. The reversal of 423342040244 is 442040243324.

It is a self number, because there is not a number n which added to its sum of digits gives 423342040244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423342040243) 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 3 ways as a sum of consecutive naturals, for example, 1125909494 + ... + 1125909869.

It is an arithmetic number, because the mean of its divisors is an integer number (63050942192).

Almost surely, 2^423342040244 is an apocalyptic number.

It is an amenable number.

423342040244 is a deficient number, since it is larger than the sum of its proper divisors (333269266060).

423342040244 is a wasteful number, since it uses less digits than its factorization.

423342040244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251819414 (or 2251819412 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 423342040244 its reverse (442040243324), we get a palindrome (865382283568).

The spelling of 423342040244 in words is "four hundred twenty-three billion, three hundred forty-two million, forty thousand, two hundred forty-four".