242940584491 has 16 divisors (see below), whose sum is σ = 276251512320. Its totient is φ = 211678742880.

The previous prime is 242940584377. The next prime is 242940584569. The reversal of 242940584491 is 194485049242.

It is not a de Polignac number, because 242940584491 - 2⁷ = 242940584363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242940584291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4427251 + ... + 4481788.

It is an arithmetic number, because the mean of its divisors is an integer number (17265719520).

Almost surely, 2^242940584491 is an apocalyptic number.

242940584491 is a deficient number, since it is larger than the sum of its proper divisors (33310927829).

242940584491 is a wasteful number, since it uses less digits than its factorization.

242940584491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8909154.

The product of its (nonzero) digits is 3317760, while the sum is 52.

The spelling of 242940584491 in words is "two hundred forty-two billion, nine hundred forty million, five hundred eighty-four thousand, four hundred ninety-one".