225204434045 has 16 divisors (see below), whose sum is σ = 275971639680. Its totient is φ = 176361491904.

The previous prime is 225204434029. The next prime is 225204434047. The reversal of 225204434045 is 540434402522.

It is a cyclic number.

It is not a de Polignac number, because 225204434045 - 2⁴ = 225204434029 is a prime.

It is a super-2 number, since 2×225204434045² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 225204433996 and 225204434014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225204434047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 851579 + ... + 1084248.

It is an arithmetic number, because the mean of its divisors is an integer number (17248227480).

Almost surely, 2^225204434045 is an apocalyptic number.

It is an amenable number.

225204434045 is a deficient number, since it is larger than the sum of its proper divisors (50767205635).

225204434045 is a wasteful number, since it uses less digits than its factorization.

225204434045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936324.

The product of its (nonzero) digits is 153600, while the sum is 35.

Adding to 225204434045 its reverse (540434402522), we get a palindrome (765638836567).

The spelling of 225204434045 in words is "two hundred twenty-five billion, two hundred four million, four hundred thirty-four thousand, forty-five".