448325551 has 2 divisors, whose sum is σ = 448325552. Its totient is φ = 448325550.

The previous prime is 448325531. The next prime is 448325573. The reversal of 448325551 is 155523844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 448325551 - 2¹⁷ = 448194479 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 448325551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448325531) 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, 224162775 + 224162776.

It is an arithmetic number, because the mean of its divisors is an integer number (224162776).

Almost surely, 2^448325551 is an apocalyptic number.

448325551 is a deficient number, since it is larger than the sum of its proper divisors (1).

448325551 is an equidigital number, since it uses as much as digits as its factorization.

448325551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96000, while the sum is 37.

The square root of 448325551 is about 21173.6995114222. The cubic root of 448325551 is about 765.3577724759.

The spelling of 448325551 in words is "four hundred forty-eight million, three hundred twenty-five thousand, five hundred fifty-one".