254040242225306 has 16 divisors (see below), whose sum is σ = 381140770458600. Its totient is φ = 126993321573888.

The previous prime is 254040242225303. The next prime is 254040242225333. The reversal of 254040242225306 is 603522242040452.

It can be written as a sum of positive squares in 4 ways, for example, as 180035773543081 + 74004468682225 = 13417741^2 + 8602585^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (254040242225303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180980210 + ... + 182378498.

Almost surely, 2^{254040242225306} is an apocalyptic number.

254040242225306 is a deficient number, since it is larger than the sum of its proper divisors (127100528233294).

254040242225306 is a wasteful number, since it uses less digits than its factorization.

254040242225306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417393.

The product of its (nonzero) digits is 921600, while the sum is 41.

Adding to 254040242225306 its reverse (603522242040452), we get a palindrome (857562484265758).

The spelling of 254040242225306 in words is "two hundred fifty-four trillion, forty billion, two hundred forty-two million, two hundred twenty-five thousand, three hundred six".