225574085504 has 64 divisors (see below), whose sum is σ = 455439592080. Its totient is φ = 111277670400.

The previous prime is 225574085449. The next prime is 225574085519. The reversal of 225574085504 is 405580475522.

It is a tau number, because it is divible by the number of its divisors (64).

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, 2861984 + ... + 2939744.

Almost surely, 2^225574085504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225574085504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (227719796040).

225574085504 is an abundant number, since it is smaller than the sum of its proper divisors (229865506576).

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

225574085504 is a wasteful number, since it uses less digits than its factorization.

225574085504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78079 (or 78067 counting only the distinct ones).

The product of its (nonzero) digits is 2240000, while the sum is 47.

The spelling of 225574085504 in words is "two hundred twenty-five billion, five hundred seventy-four million, eighty-five thousand, five hundred four".