242423533404 has 144 divisors (see below), whose sum is σ = 667107290304. Its totient is φ = 73782144000.

The previous prime is 242423533397. The next prime is 242423533409. The reversal of 242423533404 is 404335324242.

242423533404 is a `hidden beast` number, since 2 + 4 + 242 + 3 + 5 + 3 + 3 + 404 = 666.

242423533404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242423533409) 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 47 ways as a sum of consecutive naturals, for example, 70002177 + ... + 70005639.

It is an arithmetic number, because the mean of its divisors is an integer number (4632689516).

Almost surely, 2^242423533404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242423533404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (333553645152).

242423533404 is an abundant number, since it is smaller than the sum of its proper divisors (424683756900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242423533404 is a wasteful number, since it uses less digits than its factorization.

242423533404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5068 (or 5063 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 36.

Adding to 242423533404 its reverse (404335324242), we get a palindrome (646758857646).

The spelling of 242423533404 in words is "two hundred forty-two billion, four hundred twenty-three million, five hundred thirty-three thousand, four hundred four".