242533102545 has 12 divisors (see below), whose sum is σ = 420390711156. Its totient is φ = 129350988000.

The previous prime is 242533102543. The next prime is 242533102571. The reversal of 242533102545 is 545201335242.

242533102545 is a `hidden beast` number, since 2 + 4 + 2 + 5 + 3 + 3 + 102 + 545 = 666.

242533102545 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 2 ways, for example, as 187462154961 + 55070947584 = 432969^2 + 234672^2 .

It is not a de Polignac number, because 242533102545 - 2¹ = 242533102543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242533102543) 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 11 ways as a sum of consecutive naturals, for example, 2694812206 + ... + 2694812295.

It is an arithmetic number, because the mean of its divisors is an integer number (35032559263).

Almost surely, 2^242533102545 is an apocalyptic number.

It is an amenable number.

242533102545 is a deficient number, since it is larger than the sum of its proper divisors (177857608611).

242533102545 is a wasteful number, since it uses less digits than its factorization.

242533102545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5389624512 (or 5389624509 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 242533102545 its reverse (545201335242), we get a palindrome (787734437787).

The spelling of 242533102545 in words is "two hundred forty-two billion, five hundred thirty-three million, one hundred two thousand, five hundred forty-five".