242442411287 has 4 divisors (see below), whose sum is σ = 256703729616. Its totient is φ = 228181092960.

The previous prime is 242442411241. The next prime is 242442411301. The reversal of 242442411287 is 782114244242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 242442411287 - 2¹² = 242442407191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242442411227) 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, 7130659139 + ... + 7130659172.

It is an arithmetic number, because the mean of its divisors is an integer number (64175932404).

Almost surely, 2^242442411287 is an apocalyptic number.

242442411287 is a deficient number, since it is larger than the sum of its proper divisors (14261318329).

242442411287 is a wasteful number, since it uses less digits than its factorization.

242442411287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14261318328.

The product of its digits is 229376, while the sum is 41.

The spelling of 242442411287 in words is "two hundred forty-two billion, four hundred forty-two million, four hundred eleven thousand, two hundred eighty-seven".