242442135104450 has 12 divisors (see below), whose sum is σ = 450942371294370. Its totient is φ = 96976854041760.

The previous prime is 242442135104387. The next prime is 242442135104453. The reversal of 242442135104450 is 54401531244242.

It can be written as a sum of positive squares in 3 ways, for example, as 230908660271041 + 11533474833409 = 15195679^2 + 3396097^2 .

It is a junction number, because it is equal to n+sod(n) for n = 242442135104398 and 242442135104407.

It is not an unprimeable number, because it can be changed into a prime (242442135104453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2424421350995 + ... + 2424421351094.

Almost surely, 2^{242442135104450} is an apocalyptic number.

242442135104450 is a deficient number, since it is larger than the sum of its proper divisors (208500236189920).

242442135104450 is a wasteful number, since it uses less digits than its factorization.

242442135104450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4848842702101 (or 4848842702096 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 41.

Adding to 242442135104450 its reverse (54401531244242), we get a palindrome (296843666348692).

The spelling of 242442135104450 in words is "two hundred forty-two trillion, four hundred forty-two billion, one hundred thirty-five million, one hundred four thousand, four hundred fifty".