225651442105 has 8 divisors (see below), whose sum is σ = 270929628864. Its totient is φ = 180422554800.

The previous prime is 225651442033. The next prime is 225651442123. The reversal of 225651442105 is 501244156522.

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

It is a de Polignac number, because none of the positive numbers 2^k-225651442105 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12314791 + ... + 12333100.

It is an arithmetic number, because the mean of its divisors is an integer number (33866203608).

Almost surely, 2^225651442105 is an apocalyptic number.

It is an amenable number.

225651442105 is a deficient number, since it is larger than the sum of its proper divisors (45278186759).

225651442105 is a wasteful number, since it uses less digits than its factorization.

225651442105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24649727.

The product of its (nonzero) digits is 96000, while the sum is 37.

Adding to 225651442105 its reverse (501244156522), we get a palindrome (726895598627).

The spelling of 225651442105 in words is "two hundred twenty-five billion, six hundred fifty-one million, four hundred forty-two thousand, one hundred five".