451452240451305 has 12 divisors (see below), whose sum is σ = 782517216782340. Its totient is φ = 240774528240672.

The previous prime is 451452240451297. The next prime is 451452240451363. The reversal of 451452240451305 is 503154042254154.

451452240451305 is a `hidden beast` number, since 4 + 5 + 1 + 4 + 52 + 240 + 4 + 51 + 305 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 265973663072601 + 185478577378704 = 16308699^2 + 13619052^2 .

It is not a de Polignac number, because 451452240451305 - 2³ = 451452240451297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 10032272010029 = 451452240451305 / (4 + 5 + 1 + 4 + 5 + 2 + 2 + 4 + 0 + 4 + 5 + 1 + 3 + 0 + 5).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5016136004970 + ... + 5016136005059.

It is an arithmetic number, because the mean of its divisors is an integer number (65209768065195).

Almost surely, 2^{451452240451305} is an apocalyptic number.

451452240451305 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

451452240451305 is a deficient number, since it is larger than the sum of its proper divisors (331064976331035).

451452240451305 is a wasteful number, since it uses less digits than its factorization.

451452240451305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10032272010040 (or 10032272010037 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 45.

The spelling of 451452240451305 in words is "four hundred fifty-one trillion, four hundred fifty-two billion, two hundred forty million, four hundred fifty-one thousand, three hundred five".