450255255917 has 2 divisors, whose sum is σ = 450255255918. Its totient is φ = 450255255916.

The previous prime is 450255255851. The next prime is 450255255941. The reversal of 450255255917 is 719552552054.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 449611821961 + 643433956 = 670531^2 + 25366^2 .

It is a cyclic number.

It is not a de Polignac number, because 450255255917 - 2⁸ = 450255255661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450255255997) 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, 225127627958 + 225127627959.

It is an arithmetic number, because the mean of its divisors is an integer number (225127627959).

Almost surely, 2^450255255917 is an apocalyptic number.

It is an amenable number.

450255255917 is a deficient number, since it is larger than the sum of its proper divisors (1).

450255255917 is an equidigital number, since it uses as much as digits as its factorization.

450255255917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3150000, while the sum is 50.

The spelling of 450255255917 in words is "four hundred fifty billion, two hundred fifty-five million, two hundred fifty-five thousand, nine hundred seventeen".