225265534635264 has 72 divisors (see below), whose sum is σ = 599802847361760. Its totient is φ = 75054944360448.

The previous prime is 225265534635233. The next prime is 225265534635277. The reversal of 225265534635264 is 462536435562522.

It is a super-2 number, since 2×225265534635264² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 225265534635198 and 225265534635207.

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, 63841774 + ... + 67277805.

Almost surely, 2^{225265534635264} is an apocalyptic number.

225265534635264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

225265534635264 is an abundant number, since it is smaller than the sum of its proper divisors (374537312726496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225265534635264 is a wasteful number, since it uses less digits than its factorization.

225265534635264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131121835 (or 131121821 counting only the distinct ones).

The product of its digits is 311040000, while the sum is 60.

The spelling of 225265534635264 in words is "two hundred twenty-five trillion, two hundred sixty-five billion, five hundred thirty-four million, six hundred thirty-five thousand, two hundred sixty-four".