225493881846 has 16 divisors (see below), whose sum is σ = 451740672000. Its totient is φ = 75039142568.

The previous prime is 225493881787. The next prime is 225493881869. The reversal of 225493881846 is 648188394522.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 225493881846.

It is a congruent 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, 31367286 + ... + 31374473.

It is an arithmetic number, because the mean of its divisors is an integer number (28233792000).

Almost surely, 2^225493881846 is an apocalyptic number.

225493881846 is an abundant number, since it is smaller than the sum of its proper divisors (226246790154).

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

225493881846 is a wasteful number, since it uses less digits than its factorization.

225493881846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62742363.

The product of its digits is 26542080, while the sum is 60.

The spelling of 225493881846 in words is "two hundred twenty-five billion, four hundred ninety-three million, eight hundred eighty-one thousand, eight hundred forty-six".