225244346261 has 8 divisors (see below), whose sum is σ = 247007605248. Its totient is φ = 203695504000.

The previous prime is 225244346219. The next prime is 225244346291. The reversal of 225244346261 is 162643442522.

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

It is a cyclic number.

It is not a de Polignac number, because 225244346261 - 2²² = 225240151957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225244346291) by changing a digit.

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, 53601980 + ... + 53606181.

It is an arithmetic number, because the mean of its divisors is an integer number (30875950656).

Almost surely, 2^225244346261 is an apocalyptic number.

It is an amenable number.

225244346261 is a deficient number, since it is larger than the sum of its proper divisors (21763258987).

225244346261 is a wasteful number, since it uses less digits than its factorization.

225244346261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107208363.

The product of its digits is 552960, while the sum is 41.

Adding to 225244346261 its reverse (162643442522), we get a palindrome (387887788783).

The spelling of 225244346261 in words is "two hundred twenty-five billion, two hundred forty-four million, three hundred forty-six thousand, two hundred sixty-one".