242011543216506 has 64 divisors (see below), whose sum is σ = 601066748190720. Its totient is φ = 63393758585280.

The previous prime is 242011543216501. The next prime is 242011543216549. The reversal of 242011543216506 is 605612345110242.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (242011543216501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4891468981 + ... + 4891518456.

It is an arithmetic number, because the mean of its divisors is an integer number (9391667940480).

Almost surely, 2^{242011543216506} is an apocalyptic number.

242011543216506 is an abundant number, since it is smaller than the sum of its proper divisors (359055204974214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242011543216506 is a wasteful number, since it uses less digits than its factorization.

242011543216506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9782987499.

The product of its (nonzero) digits is 345600, while the sum is 42.

Adding to 242011543216506 its reverse (605612345110242), we get a palindrome (847623888326748).

The spelling of 242011543216506 in words is "two hundred forty-two trillion, eleven billion, five hundred forty-three million, two hundred sixteen thousand, five hundred six".