225204734511 has 8 divisors (see below), whose sum is σ = 333636643760. Its totient is φ = 150136489656.

The previous prime is 225204734509. The next prime is 225204734519. The reversal of 225204734511 is 115437402522.

225204734511 is a `hidden beast` number, since 22 + 52 + 0 + 4 + 73 + 4 + 511 = 666.

It is not a de Polignac number, because 225204734511 - 2¹ = 225204734509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225204734519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4170458020 + ... + 4170458073.

It is an arithmetic number, because the mean of its divisors is an integer number (41704580470).

Almost surely, 2^225204734511 is an apocalyptic number.

225204734511 is a deficient number, since it is larger than the sum of its proper divisors (108431909249).

225204734511 is an equidigital number, since it uses as much as digits as its factorization.

225204734511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8340916102 (or 8340916096 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The spelling of 225204734511 in words is "two hundred twenty-five billion, two hundred four million, seven hundred thirty-four thousand, five hundred eleven".