225632343446 has 8 divisors (see below), whose sum is σ = 338504007744. Its totient is φ = 112797674200.

The previous prime is 225632343437. The next prime is 225632343523. The reversal of 225632343446 is 644343236522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 225632343397 and 225632343406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9233510 + ... + 9257913.

It is an arithmetic number, because the mean of its divisors is an integer number (42313000968).

Almost surely, 2^225632343446 is an apocalyptic number.

225632343446 is a deficient number, since it is larger than the sum of its proper divisors (112871664298).

225632343446 is a wasteful number, since it uses less digits than its factorization.

225632343446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18497526.

The product of its digits is 2488320, while the sum is 44.

Adding to 225632343446 its reverse (644343236522), we get a palindrome (869975579968).

The spelling of 225632343446 in words is "two hundred twenty-five billion, six hundred thirty-two million, three hundred forty-three thousand, four hundred forty-six".