449333827121 has 4 divisors (see below), whose sum is σ = 450013606644. Its totient is φ = 448654047600.

The previous prime is 449333827097. The next prime is 449333827133. The reversal of 449333827121 is 121728333944.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 329119068721 + 120214758400 = 573689^2 + 346720^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-449333827121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449333827171) 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 in 3 ways as a sum of consecutive naturals, for example, 339888770 + ... + 339890091.

It is an arithmetic number, because the mean of its divisors is an integer number (112503401661).

Almost surely, 2^449333827121 is an apocalyptic number.

It is an amenable number.

449333827121 is a deficient number, since it is larger than the sum of its proper divisors (679779523).

449333827121 is an equidigital number, since it uses as much as digits as its factorization.

449333827121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679779522.

The product of its digits is 870912, while the sum is 47.

The spelling of 449333827121 in words is "four hundred forty-nine billion, three hundred thirty-three million, eight hundred twenty-seven thousand, one hundred twenty-one".