225546252454 has 32 divisors (see below), whose sum is σ = 341753126400. Its totient is φ = 111635217792.

The previous prime is 225546252439. The next prime is 225546252461. The reversal of 225546252454 is 454252645522.

It is a super-2 number, since 2×225546252454² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 107453097 + ... + 107455195.

It is an arithmetic number, because the mean of its divisors is an integer number (10679785200).

Almost surely, 2^225546252454 is an apocalyptic number.

225546252454 is a deficient number, since it is larger than the sum of its proper divisors (116206873946).

225546252454 is a wasteful number, since it uses less digits than its factorization.

225546252454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3444.

The product of its digits is 3840000, while the sum is 46.

Adding to 225546252454 its reverse (454252645522), we get a palindrome (679798897976).

The spelling of 225546252454 in words is "two hundred twenty-five billion, five hundred forty-six million, two hundred fifty-two thousand, four hundred fifty-four".