242260216506 has 96 divisors (see below), whose sum is σ = 654953435136. Its totient is φ = 62873172000.

The previous prime is 242260216397. The next prime is 242260216537. The reversal of 242260216506 is 605612062242.

242260216506 is a `hidden beast` number, since 2 + 42 + 2 + 602 + 1 + 6 + 5 + 0 + 6 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1635171 + ... + 1777161.

It is an arithmetic number, because the mean of its divisors is an integer number (6822431616).

Almost surely, 2^242260216506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242260216506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (327476717568).

242260216506 is an abundant number, since it is smaller than the sum of its proper divisors (412693218630).

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

242260216506 is a wasteful number, since it uses less digits than its factorization.

242260216506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143248 (or 143245 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 242260216506 its reverse (605612062242), we get a palindrome (847872278748).

The spelling of 242260216506 in words is "two hundred forty-two billion, two hundred sixty million, two hundred sixteen thousand, five hundred six".