423442551244 has 6 divisors (see below), whose sum is σ = 741024464684. Its totient is φ = 211721275620.

The previous prime is 423442551241. The next prime is 423442551271. The reversal of 423442551244 is 442155244324.

It is a junction number, because it is equal to n+sod(n) for n = 423442551197 and 423442551206.

It is not an unprimeable number, because it can be changed into a prime (423442551241) 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 as a sum of consecutive naturals, namely, 52930318902 + ... + 52930318909.

Almost surely, 2^423442551244 is an apocalyptic number.

It is an amenable number.

423442551244 is a deficient number, since it is larger than the sum of its proper divisors (317581913440).

423442551244 is a wasteful number, since it uses less digits than its factorization.

423442551244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105860637815 (or 105860637813 counting only the distinct ones).

The product of its digits is 614400, while the sum is 40.

Adding to 423442551244 its reverse (442155244324), we get a palindrome (865597795568).

The spelling of 423442551244 in words is "four hundred twenty-three billion, four hundred forty-two million, five hundred fifty-one thousand, two hundred forty-four".