242431345216 has 56 divisors (see below), whose sum is σ = 492211863936. Its totient is φ = 118418926080.

The previous prime is 242431345159. The next prime is 242431345259. The reversal of 242431345216 is 612543134242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1571706 + ... + 1719046.

Almost surely, 2^242431345216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242431345216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246105931968).

242431345216 is an abundant number, since it is smaller than the sum of its proper divisors (249780518720).

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

242431345216 is a wasteful number, since it uses less digits than its factorization.

242431345216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147947 (or 147937 counting only the distinct ones).

The product of its digits is 138240, while the sum is 37.

Adding to 242431345216 its reverse (612543134242), we get a palindrome (854974479458).

The spelling of 242431345216 in words is "two hundred forty-two billion, four hundred thirty-one million, three hundred forty-five thousand, two hundred sixteen".