225452252554 has 8 divisors (see below), whose sum is σ = 338191841988. Its totient is φ = 112721638560.

The previous prime is 225452252471. The next prime is 225452252581. The reversal of 225452252554 is 455252254522.

It can be written as a sum of positive squares in 2 ways, for example, as 193755791329 + 31696461225 = 440177^2 + 178035^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 225452252554.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2180707 + ... + 2281750.

Almost surely, 2^225452252554 is an apocalyptic number.

225452252554 is a deficient number, since it is larger than the sum of its proper divisors (112739589434).

225452252554 is a wasteful number, since it uses less digits than its factorization.

225452252554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4487720.

The product of its digits is 1600000, while the sum is 43.

The spelling of 225452252554 in words is "two hundred twenty-five billion, four hundred fifty-two million, two hundred fifty-two thousand, five hundred fifty-four".