225829918456 has 16 divisors (see below), whose sum is σ = 423436145040. Its totient is φ = 112913613120.

The previous prime is 225829918429. The next prime is 225829918459. The reversal of 225829918456 is 654819928522.

It is a junction number, because it is equal to n+sod(n) for n = 225829918394 and 225829918403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225829918459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1184061 + ... + 1361491.

It is an arithmetic number, because the mean of its divisors is an integer number (26464759065).

Almost surely, 2^225829918456 is an apocalyptic number.

It is an amenable number.

225829918456 is a deficient number, since it is larger than the sum of its proper divisors (197606226584).

225829918456 is a wasteful number, since it uses less digits than its factorization.

225829918456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336534 (or 336530 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 61.

The spelling of 225829918456 in words is "two hundred twenty-five billion, eight hundred twenty-nine million, nine hundred eighteen thousand, four hundred fifty-six".