242422042045 has 8 divisors (see below), whose sum is σ = 290909092824. Its totient is φ = 193935872064.

The previous prime is 242422042033. The next prime is 242422042081. The reversal of 242422042045 is 540240224242.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 99940705956 + 142481336089 = 316134^2 + 377467^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 242422042045 - 2⁵ = 242422042013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242422041998 and 242422042016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 982527 + ... + 1204243.

It is an arithmetic number, because the mean of its divisors is an integer number (36363636603).

Almost surely, 2^242422042045 is an apocalyptic number.

It is an amenable number.

242422042045 is a deficient number, since it is larger than the sum of its proper divisors (48487050779).

242422042045 is a wasteful number, since it uses less digits than its factorization.

242422042045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440399.

The product of its (nonzero) digits is 40960, while the sum is 31.

Adding to 242422042045 its reverse (540240224242), we get a palindrome (782662266287).

The spelling of 242422042045 in words is "two hundred forty-two billion, four hundred twenty-two million, forty-two thousand, forty-five".