451326325999999 has 2 divisors, whose sum is σ = 451326326000000. Its totient is φ = 451326325999998.

The previous prime is 451326325999987. The next prime is 451326326000051. The reversal of 451326325999999 is 999999523623154.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 451326325999999 - 2¹⁷ = 451326325868927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (451326325939999) by changing a digit.

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 as a sum of consecutive naturals, namely, 225663162999999 + 225663163000000.

It is an arithmetic number, because the mean of its divisors is an integer number (225663163000000).

Almost surely, 2^{451326325999999} is an apocalyptic number.

451326325999999 is a deficient number, since it is larger than the sum of its proper divisors (1).

451326325999999 is an equidigital number, since it uses as much as digits as its factorization.

451326325999999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11479125600, while the sum is 85.

The spelling of 451326325999999 in words is "four hundred fifty-one trillion, three hundred twenty-six billion, three hundred twenty-five million, nine hundred ninety-nine thousand, nine hundred ninety-nine".