242434021045 has 8 divisors (see below), whose sum is σ = 291299140440. Its totient is φ = 193695006720.

The previous prime is 242434021013. The next prime is 242434021057. The reversal of 242434021045 is 540120434242.

242434021045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 8016337156 + 234417683889 = 89534^2 + 484167^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 242434021045 - 2⁵ = 242434021013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242434020998 and 242434021016.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 31522036 + ... + 31529725.

It is an arithmetic number, because the mean of its divisors is an integer number (36412392555).

Almost surely, 2^242434021045 is an apocalyptic number.

It is an amenable number.

242434021045 is a deficient number, since it is larger than the sum of its proper divisors (48865119395).

242434021045 is an equidigital number, since it uses as much as digits as its factorization.

242434021045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63052535.

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 242434021045 its reverse (540120434242), we get a palindrome (782554455287).

The spelling of 242434021045 in words is "two hundred forty-two billion, four hundred thirty-four million, twenty-one thousand, forty-five".