242785729049 has 4 divisors (see below), whose sum is σ = 253341630336. Its totient is φ = 232229827764.

The previous prime is 242785729037. The next prime is 242785729099. The reversal of 242785729049 is 940927587242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 242785729049 - 2⁴ = 242785729033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242785729099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5277950609 + ... + 5277950654.

It is an arithmetic number, because the mean of its divisors is an integer number (63335407584).

Almost surely, 2^242785729049 is an apocalyptic number.

It is an amenable number.

242785729049 is a deficient number, since it is larger than the sum of its proper divisors (10555901287).

242785729049 is a wasteful number, since it uses less digits than its factorization.

242785729049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10555901286.

The product of its (nonzero) digits is 20321280, while the sum is 59.

The spelling of 242785729049 in words is "two hundred forty-two billion, seven hundred eighty-five million, seven hundred twenty-nine thousand, forty-nine".