242405154434 has 8 divisors (see below), whose sum is σ = 367207808508. Its totient is φ = 120002551600.

The previous prime is 242405154421. The next prime is 242405154463. The reversal of 242405154434 is 434451504242.

It can be written as a sum of positive squares in 2 ways, for example, as 232444515625 + 9960638809 = 482125^2 + 99803^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 600012557 + ... + 600012960.

Almost surely, 2^242405154434 is an apocalyptic number.

242405154434 is a deficient number, since it is larger than the sum of its proper divisors (124802654074).

242405154434 is a wasteful number, since it uses less digits than its factorization.

242405154434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200025620.

The product of its (nonzero) digits is 307200, while the sum is 38.

Adding to 242405154434 its reverse (434451504242), we get a palindrome (676856658676).

The spelling of 242405154434 in words is "two hundred forty-two billion, four hundred five million, one hundred fifty-four thousand, four hundred thirty-four".