254040242225387 has 2 divisors, whose sum is σ = 254040242225388. Its totient is φ = 254040242225386.

The previous prime is 254040242225381. The next prime is 254040242225411. The reversal of 254040242225387 is 783522242040452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 254040242225387 - 2⁸ = 254040242225131 is a prime.

It is not a weakly prime, because it can be changed into another prime (254040242225381) 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 as a sum of consecutive naturals, namely, 127020121112693 + 127020121112694.

It is an arithmetic number, because the mean of its divisors is an integer number (127020121112694).

Almost surely, 2^{254040242225387} is an apocalyptic number.

254040242225387 is a deficient number, since it is larger than the sum of its proper divisors (1).

254040242225387 is an equidigital number, since it uses as much as digits as its factorization.

254040242225387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8601600, while the sum is 50.

The spelling of 254040242225387 in words is "two hundred fifty-four trillion, forty billion, two hundred forty-two million, two hundred twenty-five thousand, three hundred eighty-seven".