225455452023541 has 4 divisors (see below), whose sum is σ = 225957579979500. Its totient is φ = 224953324067584.

The previous prime is 225455452023479. The next prime is 225455452023653. The reversal of 225455452023541 is 145320254554522.

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 130410598704516 + 95044853319025 = 11419746^2 + 9749095^2 .

It is a cyclic number.

It is not a de Polignac number, because 225455452023541 - 2⁴¹ = 223256428767989 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 (225455452723541) 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, 251063977306 + ... + 251063978203.

It is an arithmetic number, because the mean of its divisors is an integer number (56489394994875).

Almost surely, 2^{225455452023541} is an apocalyptic number.

It is an amenable number.

225455452023541 is a deficient number, since it is larger than the sum of its proper divisors (502127955959).

225455452023541 is an equidigital number, since it uses as much as digits as its factorization.

225455452023541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502127955958.

The product of its (nonzero) digits is 9600000, while the sum is 49.

The spelling of 225455452023541 in words is "two hundred twenty-five trillion, four hundred fifty-five billion, four hundred fifty-two million, twenty-three thousand, five hundred forty-one".