225342513655042 has 16 divisors (see below), whose sum is σ = 386318218361472. Its totient is φ = 96571171399680.

The previous prime is 225342513654991. The next prime is 225342513655079. The reversal of 225342513655042 is 240556315243522.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348965518 + ... + 349610665.

It is an arithmetic number, because the mean of its divisors is an integer number (24144888647592).

Almost surely, 2^{225342513655042} is an apocalyptic number.

225342513655042 is a deficient number, since it is larger than the sum of its proper divisors (160975704706430).

225342513655042 is a wasteful number, since it uses less digits than its factorization.

225342513655042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698599233.

The product of its (nonzero) digits is 8640000, while the sum is 49.

Adding to 225342513655042 its reverse (240556315243522), we get a palindrome (465898828898564).

The spelling of 225342513655042 in words is "two hundred twenty-five trillion, three hundred forty-two billion, five hundred thirteen million, six hundred fifty-five thousand, forty-two".