225354520413 has 60 divisors (see below), whose sum is σ = 370181936124. Its totient is φ = 136521158400.

The previous prime is 225354520411. The next prime is 225354520453. The reversal of 225354520413 is 314025453522.

225354520413 is a `hidden beast` number, since 2 + 2 + 53 + 545 + 20 + 41 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 67124000889 + 158230519524 = 259083^2 + 397782^2 .

It is not a de Polignac number, because 225354520413 - 2¹ = 225354520411 is a prime.

It is a super-3 number, since 3×225354520413³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225354520411) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 41876983 + ... + 41882363.

Almost surely, 2^225354520413 is an apocalyptic number.

It is an amenable number.

225354520413 is a deficient number, since it is larger than the sum of its proper divisors (144827415711).

225354520413 is a wasteful number, since it uses less digits than its factorization.

225354520413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9688 (or 9668 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 225354520413 its reverse (314025453522), we get a palindrome (539379973935).

The spelling of 225354520413 in words is "two hundred twenty-five billion, three hundred fifty-four million, five hundred twenty thousand, four hundred thirteen".