447892320859 has 2 divisors, whose sum is σ = 447892320860. Its totient is φ = 447892320858.

The previous prime is 447892320851. The next prime is 447892320937. The reversal of 447892320859 is 958023298744.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 447892320859 - 2³ = 447892320851 is a prime.

It is a super-2 number, since 2×447892320859² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 447892320797 and 447892320806.

It is not a weakly prime, because it can be changed into another prime (447892320851) 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, 223946160429 + 223946160430.

It is an arithmetic number, because the mean of its divisors is an integer number (223946160430).

Almost surely, 2^447892320859 is an apocalyptic number.

447892320859 is a deficient number, since it is larger than the sum of its proper divisors (1).

447892320859 is an equidigital number, since it uses as much as digits as its factorization.

447892320859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34836480, while the sum is 61.

The spelling of 447892320859 in words is "four hundred forty-seven billion, eight hundred ninety-two million, three hundred twenty thousand, eight hundred fifty-nine".