225776388448 has 48 divisors (see below), whose sum is σ = 479013889536. Its totient is φ = 104133841920.

The previous prime is 225776388437. The next prime is 225776388463. The reversal of 225776388448 is 844883677522.

It is a self number, because there is not a number n which added to its sum of digits gives 225776388448.

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, 432865 + ... + 799327.

It is an arithmetic number, because the mean of its divisors is an integer number (9979456032).

Almost surely, 2^225776388448 is an apocalyptic number.

It is an amenable number.

225776388448 is an abundant number, since it is smaller than the sum of its proper divisors (253237501088).

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

225776388448 is a wasteful number, since it uses less digits than its factorization.

225776388448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367967 (or 367959 counting only the distinct ones).

The product of its digits is 144506880, while the sum is 64.

The spelling of 225776388448 in words is "two hundred twenty-five billion, seven hundred seventy-six million, three hundred eighty-eight thousand, four hundred forty-eight".