225384997392 has 150 divisors (see below), whose sum is σ = 670441879338. Its totient is φ = 73097261568.

The previous prime is 225384997367. The next prime is 225384997441. The reversal of 225384997392 is 293799483522.

225384997392 is a `hidden beast` number, since 2 + 2 + 53 + 8 + 499 + 7 + 3 + 92 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 164200006656 + 61184990736 = 405216^2 + 247356^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1710708 + ... + 1837740.

Almost surely, 2^225384997392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225384997392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (335220939669).

225384997392 is an abundant number, since it is smaller than the sum of its proper divisors (445056881946).

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

225384997392 is a wasteful number, since it uses less digits than its factorization.

225384997392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127127 (or 127075 counting only the distinct ones).

The product of its digits is 58786560, while the sum is 63.

The spelling of 225384997392 in words is "two hundred twenty-five billion, three hundred eighty-four million, nine hundred ninety-seven thousand, three hundred ninety-two".