242341440420 has 192 divisors, whose sum is σ = 734691557376. Its totient is φ = 59553999360.

The previous prime is 242341440413. The next prime is 242341440449. The reversal of 242341440420 is 24044143242.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3197079 + ... + 3272001.

It is an arithmetic number, because the mean of its divisors is an integer number (3826518528).

Almost surely, 2^242341440420 is an apocalyptic number.

242341440420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242341440420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (367345778688).

242341440420 is an abundant number, since it is smaller than the sum of its proper divisors (492350116956).

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

242341440420 is a wasteful number, since it uses less digits than its factorization.

242341440420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75050 (or 75048 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 242341440420 its reverse (24044143242), we get a palindrome (266385583662).

The spelling of 242341440420 in words is "two hundred forty-two billion, three hundred forty-one million, four hundred forty thousand, four hundred twenty".