242440312050 has 144 divisors (see below), whose sum is σ = 659258028000. Its totient is φ = 63867767040.

The previous prime is 242440312033. The next prime is 242440312061. The reversal of 242440312050 is 50213044242.

242440312050 is a `hidden beast` number, since 2 + 424 + 4 + 0 + 31 + 205 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 64839081 + ... + 64842819.

It is an arithmetic number, because the mean of its divisors is an integer number (4578180750).

Almost surely, 2^242440312050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242440312050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (329629014000).

242440312050 is an abundant number, since it is smaller than the sum of its proper divisors (416817715950).

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

242440312050 is a wasteful number, since it uses less digits than its factorization.

242440312050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5465 (or 5457 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 242440312050 its reverse (50213044242), we get a palindrome (292653356292).

The spelling of 242440312050 in words is "two hundred forty-two billion, four hundred forty million, three hundred twelve thousand, fifty".