252230225555442 has 32 divisors (see below), whose sum is σ = 504978766018560. Its totient is φ = 83990362095360.

The previous prime is 252230225555411. The next prime is 252230225555443. The reversal of 252230225555442 is 244555522032252.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 252230225555391 and 252230225555400.

It is not an unprimeable number, because it can be changed into a prime (252230225555443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168956508 + ... + 170442840.

It is an arithmetic number, because the mean of its divisors is an integer number (15780586438080).

Almost surely, 2^{252230225555442} is an apocalyptic number.

252230225555442 is an abundant number, since it is smaller than the sum of its proper divisors (252748540463118).

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

252230225555442 is a wasteful number, since it uses less digits than its factorization.

252230225555442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1515378.

The product of its (nonzero) digits is 9600000, while the sum is 48.

Adding to 252230225555442 its reverse (244555522032252), we get a palindrome (496785747587694).

The spelling of 252230225555442 in words is "two hundred fifty-two trillion, two hundred thirty billion, two hundred twenty-five million, five hundred fifty-five thousand, four hundred forty-two".