450245542049 has 2 divisors, whose sum is σ = 450245542050. Its totient is φ = 450245542048.

The previous prime is 450245541961. The next prime is 450245542093. The reversal of 450245542049 is 940245542054.

It is an a-pointer prime, because the next prime (450245542093) can be obtained adding 450245542049 to its sum of digits (44).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 405250647649 + 44994894400 = 636593^2 + 212120^2 .

It is a cyclic number.

It is not a de Polignac number, because 450245542049 - 2⁸ = 450245541793 is a prime.

It is not a weakly prime, because it can be changed into another prime (450245542349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225122771024 + 225122771025.

It is an arithmetic number, because the mean of its divisors is an integer number (225122771025).

Almost surely, 2^450245542049 is an apocalyptic number.

It is an amenable number.

450245542049 is a deficient number, since it is larger than the sum of its proper divisors (1).

450245542049 is an equidigital number, since it uses as much as digits as its factorization.

450245542049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152000, while the sum is 44.

The spelling of 450245542049 in words is "four hundred fifty billion, two hundred forty-five million, five hundred forty-two thousand, forty-nine".