242634243545 has 8 divisors (see below), whose sum is σ = 293089312320. Its totient is φ = 192821914800.

The previous prime is 242634243541. The next prime is 242634243587. The reversal of 242634243545 is 545342436242.

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

It is not a de Polignac number, because 242634243545 - 2² = 242634243541 is a prime.

It is a super-2 number, since 2×242634243545² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 242634243496 and 242634243505.

It is not an unprimeable number, because it can be changed into a prime (242634243541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160684175 + ... + 160685684.

It is an arithmetic number, because the mean of its divisors is an integer number (36636164040).

Almost surely, 2^242634243545 is an apocalyptic number.

It is an amenable number.

242634243545 is a deficient number, since it is larger than the sum of its proper divisors (50455068775).

242634243545 is a wasteful number, since it uses less digits than its factorization.

242634243545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321370015.

The product of its digits is 2764800, while the sum is 44.

Adding to 242634243545 its reverse (545342436242), we get a palindrome (787976679787).

The spelling of 242634243545 in words is "two hundred forty-two billion, six hundred thirty-four million, two hundred forty-three thousand, five hundred forty-five".