225245053224 has 24 divisors (see below), whose sum is σ = 610038686010. Its totient is φ = 75081684384.

The previous prime is 225245053223. The next prime is 225245053237. The reversal of 225245053224 is 422350542522.

225245053224 is a `hidden beast` number, since 2 + 2 + 52 + 4 + 50 + 532 + 24 = 666.

It can be written as a sum of positive squares in only one way, i.e., 137381422500 + 87863630724 = 370650^2 + 296418^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (225245053223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1564201687 + ... + 1564201830.

Almost surely, 2^225245053224 is an apocalyptic number.

225245053224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

225245053224 is an abundant number, since it is smaller than the sum of its proper divisors (384793632786).

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

225245053224 is a wasteful number, since it uses less digits than its factorization.

225245053224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3128403529 (or 3128403522 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

Adding to 225245053224 its reverse (422350542522), we get a palindrome (647595595746).

The spelling of 225245053224 in words is "two hundred twenty-five billion, two hundred forty-five million, fifty-three thousand, two hundred twenty-four".