225236020356 has 96 divisors (see below), whose sum is σ = 638240117760. Its totient is φ = 68382835200.

The previous prime is 225236020343. The next prime is 225236020357. The reversal of 225236020356 is 653020632522.

225236020356 is a `hidden beast` number, since 2 + 2 + 523 + 60 + 20 + 3 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 225236020356.

It is not an unprimeable number, because it can be changed into a prime (225236020357) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1921755 + ... + 2035586.

It is an arithmetic number, because the mean of its divisors is an integer number (6648334560).

Almost surely, 2^225236020356 is an apocalyptic number.

It is an amenable number.

225236020356 is an abundant number, since it is smaller than the sum of its proper divisors (413004097404).

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

225236020356 is a wasteful number, since it uses less digits than its factorization.

225236020356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3957402 (or 3957394 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 225236020356 its reverse (653020632522), we get a palindrome (878256652878).

The spelling of 225236020356 in words is "two hundred twenty-five billion, two hundred thirty-six million, twenty thousand, three hundred fifty-six".