225323740601 has 4 divisors (see below), whose sum is σ = 226467516132. Its totient is φ = 224179965072.

The previous prime is 225323740571. The next prime is 225323740619. The reversal of 225323740601 is 106047323522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 154037410576 + 71286330025 = 392476^2 + 266995^2 .

It is a cyclic number.

It is not a de Polignac number, because 225323740601 - 2¹⁰ = 225323739577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225323740801) 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 3 ways as a sum of consecutive naturals, for example, 571887470 + ... + 571887863.

It is an arithmetic number, because the mean of its divisors is an integer number (56616879033).

Almost surely, 2^225323740601 is an apocalyptic number.

It is an amenable number.

225323740601 is a deficient number, since it is larger than the sum of its proper divisors (1143775531).

225323740601 is a wasteful number, since it uses less digits than its factorization.

225323740601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143775530.

The product of its (nonzero) digits is 60480, while the sum is 35.

The spelling of 225323740601 in words is "two hundred twenty-five billion, three hundred twenty-three million, seven hundred forty thousand, six hundred one".