225031330450 has 48 divisors (see below), whose sum is σ = 444693892680. Its totient is φ = 84559749120.

The previous prime is 225031330399. The next prime is 225031330451. The reversal of 225031330450 is 54033130522.

It can be written as a sum of positive squares in 12 ways, for example, as 78228174249 + 146803156201 = 279693^2 + 383149^2 .

It is not an unprimeable number, because it can be changed into a prime (225031330451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2043567 + ... + 2150866.

Almost surely, 2^225031330450 is an apocalyptic number.

225031330450 is a deficient number, since it is larger than the sum of its proper divisors (219662562230).

225031330450 is a wasteful number, since it uses less digits than its factorization.

225031330450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4194511 (or 4194506 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 225031330450 its reverse (54033130522), we get a palindrome (279064460972).

The spelling of 225031330450 in words is "two hundred twenty-five billion, thirty-one million, three hundred thirty thousand, four hundred fifty".