225152423254 has 16 divisors (see below), whose sum is σ = 368511793920. Its totient is φ = 102319633960.

The previous prime is 225152423189. The next prime is 225152423267. The reversal of 225152423254 is 452324251522.

It is a super-2 number, since 2×225152423254² (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 7 ways as a sum of consecutive naturals, for example, 1015714 + ... + 1217365.

It is an arithmetic number, because the mean of its divisors is an integer number (23031987120).

Almost surely, 2^225152423254 is an apocalyptic number.

225152423254 is a deficient number, since it is larger than the sum of its proper divisors (143359370666).

225152423254 is a wasteful number, since it uses less digits than its factorization.

225152423254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2237675.

The product of its digits is 192000, while the sum is 37.

Adding to 225152423254 its reverse (452324251522), we get a palindrome (677476674776).

The spelling of 225152423254 in words is "two hundred twenty-five billion, one hundred fifty-two million, four hundred twenty-three thousand, two hundred fifty-four".