425042224242 has 16 divisors (see below), whose sum is σ = 853244616960. Its totient is φ = 141154046672.

The previous prime is 425042224241. The next prime is 425042224253. The reversal of 425042224242 is 242422240524.

It is a super-2 number, since 2×425042224242² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (425042224241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131671938 + ... + 131675165.

It is an arithmetic number, because the mean of its divisors is an integer number (53327788560).

Almost surely, 2^425042224242 is an apocalyptic number.

425042224242 is an abundant number, since it is smaller than the sum of its proper divisors (428202392718).

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

425042224242 is a wasteful number, since it uses less digits than its factorization.

425042224242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263347377.

The product of its (nonzero) digits is 81920, while the sum is 33.

Adding to 425042224242 its reverse (242422240524), we get a palindrome (667464464766).

The spelling of 425042224242 in words is "four hundred twenty-five billion, forty-two million, two hundred twenty-four thousand, two hundred forty-two".