225232535511 has 12 divisors (see below), whose sum is σ = 326987338392. Its totient is φ = 149392814256.

The previous prime is 225232535503. The next prime is 225232535531. The reversal of 225232535511 is 115535232522.

225232535511 is a `hidden beast` number, since 2 + 2 + 52 + 3 + 2 + 53 + 551 + 1 = 666.

It is not a de Polignac number, because 225232535511 - 2³ = 225232535503 is a prime.

It is a super-2 number, since 2×225232535511² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225232535531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63515581 + ... + 63519126.

It is an arithmetic number, because the mean of its divisors is an integer number (27248944866).

Almost surely, 2^225232535511 is an apocalyptic number.

225232535511 is a deficient number, since it is larger than the sum of its proper divisors (101754802881).

225232535511 is a wasteful number, since it uses less digits than its factorization.

225232535511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127034910 (or 127034907 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The spelling of 225232535511 in words is "two hundred twenty-five billion, two hundred thirty-two million, five hundred thirty-five thousand, five hundred eleven".