242454113523 has 72 divisors (see below), whose sum is σ = 380756922000. Its totient is φ = 148537680768.

The previous prime is 242454113507. The next prime is 242454113533. The reversal of 242454113523 is 325311454242.

It is a happy number.

242454113523 is a `hidden beast` number, since 2 + 42 + 45 + 41 + 13 + 523 = 666.

It is not a de Polignac number, because 242454113523 - 2⁴ = 242454113507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242454113533) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 41951448 + ... + 41957226.

Almost surely, 2^242454113523 is an apocalyptic number.

242454113523 is a deficient number, since it is larger than the sum of its proper divisors (138302808477).

242454113523 is a wasteful number, since it uses less digits than its factorization.

242454113523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6209 (or 6187 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

Adding to 242454113523 its reverse (325311454242), we get a palindrome (567765567765).

The spelling of 242454113523 in words is "two hundred forty-two billion, four hundred fifty-four million, one hundred thirteen thousand, five hundred twenty-three".