242662622427 has 24 divisors (see below), whose sum is σ = 359347650480. Its totient is φ = 157703685120.

The previous prime is 242662622407. The next prime is 242662622429. The reversal of 242662622427 is 724226266242.

It is not a de Polignac number, because 242662622427 - 2⁸ = 242662622171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242662622429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 203403 + ... + 725739.

It is an arithmetic number, because the mean of its divisors is an integer number (14972818770).

Almost surely, 2^242662622427 is an apocalyptic number.

242662622427 is a deficient number, since it is larger than the sum of its proper divisors (116685028053).

242662622427 is a wasteful number, since it uses less digits than its factorization.

242662622427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523643 (or 523640 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 45.

Adding to 242662622427 its reverse (724226266242), we get a palindrome (966888888669).

The spelling of 242662622427 in words is "two hundred forty-two billion, six hundred sixty-two million, six hundred twenty-two thousand, four hundred twenty-seven".