450255718061 has 2 divisors, whose sum is σ = 450255718062. Its totient is φ = 450255718060.

The previous prime is 450255718037. The next prime is 450255718069. The reversal of 450255718061 is 160817552054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 449959224100 + 296493961 = 670790^2 + 17219^2 .

It is a cyclic number.

It is not a de Polignac number, because 450255718061 - 2¹⁴ = 450255701677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450255718069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225127859030 + 225127859031.

It is an arithmetic number, because the mean of its divisors is an integer number (225127859031).

Almost surely, 2^450255718061 is an apocalyptic number.

It is an amenable number.

450255718061 is a deficient number, since it is larger than the sum of its proper divisors (1).

450255718061 is an equidigital number, since it uses as much as digits as its factorization.

450255718061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336000, while the sum is 44.

The spelling of 450255718061 in words is "four hundred fifty billion, two hundred fifty-five million, seven hundred eighteen thousand, sixty-one".