225006552512 has 112 divisors (see below), whose sum is σ = 524547437568. Its totient is φ = 93740405760.

The previous prime is 225006552499. The next prime is 225006552517. The reversal of 225006552512 is 215255600522.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-4 number, since 4×225006552512⁴ (a number of 47 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225006552517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20399543 + ... + 20410569.

It is an arithmetic number, because the mean of its divisors is an integer number (4683459264).

Almost surely, 2^225006552512 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 225006552512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (262273718784).

225006552512 is an abundant number, since it is smaller than the sum of its proper divisors (299540885056).

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

225006552512 is a wasteful number, since it uses less digits than its factorization.

225006552512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12314 (or 12304 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 225006552512 in words is "two hundred twenty-five billion, six million, five hundred fifty-two thousand, five hundred twelve".