225126646325 has 24 divisors (see below), whose sum is σ = 319100356032. Its totient is φ = 154341717120.

The previous prime is 225126646319. The next prime is 225126646363. The reversal of 225126646325 is 523646621522.

It is not a de Polignac number, because 225126646325 - 2¹⁴ = 225126629941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 767777 + ... + 1019673.

It is an arithmetic number, because the mean of its divisors is an integer number (13295848168).

Almost surely, 2^225126646325 is an apocalyptic number.

225126646325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

225126646325 is a deficient number, since it is larger than the sum of its proper divisors (93973709707).

225126646325 is a wasteful number, since it uses less digits than its factorization.

225126646325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257021 (or 257016 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 44.

The spelling of 225126646325 in words is "two hundred twenty-five billion, one hundred twenty-six million, six hundred forty-six thousand, three hundred twenty-five".