225353512621431 has 24 divisors (see below), whose sum is σ = 325683370771200. Its totient is φ = 150155954981136.

The previous prime is 225353512621417. The next prime is 225353512621441. The reversal of 225353512621431 is 134126215353522.

225353512621431 is a `hidden beast` number, since 2 + 2 + 5 + 3 + 5 + 3 + 5 + 12 + 621 + 4 + 3 + 1 = 666.

It is not a de Polignac number, because 225353512621431 - 2¹¹ = 225353512619383 is a prime.

It is a super-3 number, since 3×225353512621431³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225353512621411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 421184980 + ... + 421719686.

It is an arithmetic number, because the mean of its divisors is an integer number (13570140448800).

Almost surely, 2^{225353512621431} is an apocalyptic number.

225353512621431 is a deficient number, since it is larger than the sum of its proper divisors (100329858149769).

225353512621431 is a wasteful number, since it uses less digits than its factorization.

225353512621431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559475 (or 559472 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 45.

Adding to 225353512621431 its reverse (134126215353522), we get a palindrome (359479727974953).

The spelling of 225353512621431 in words is "two hundred twenty-five trillion, three hundred fifty-three billion, five hundred twelve million, six hundred twenty-one thousand, four hundred thirty-one".