225568587477072 has 160 divisors (see below), whose sum is σ = 675358318301184. Its totient is φ = 63539117107200.

The previous prime is 225568587477043. The next prime is 225568587477073. The reversal of 225568587477072 is 270774785865522.

It is a junction number, because it is equal to n+sod(n) for n = 225568587476985 and 225568587477003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225568587477073) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1921947672 + ... + 1922065032.

Almost surely, 2^{225568587477072} is an apocalyptic number.

It is an amenable number.

225568587477072 is an abundant number, since it is smaller than the sum of its proper divisors (449789730824112).

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

225568587477072 is a wasteful number, since it uses less digits than its factorization.

225568587477072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198017 (or 198011 counting only the distinct ones).

The product of its (nonzero) digits is 3687936000, while the sum is 75.

The spelling of 225568587477072 in words is "two hundred twenty-five trillion, five hundred sixty-eight billion, five hundred eighty-seven million, four hundred seventy-seven thousand, seventy-two".