800481450249 has 12 divisors (see below), whose sum is σ = 1245193367236. Its totient is φ = 492603969312.

The previous prime is 800481450247. The next prime is 800481450259. The reversal of 800481450249 is 942054184008.

800481450249 is a `hidden beast` number, since 80 + 0 + 4 + 81 + 450 + 2 + 49 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 57196070649 + 743285379600 = 239157^2 + 862140^2 .

It is not a de Polignac number, because 800481450249 - 2¹ = 800481450247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (800481450247) 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 11 ways as a sum of consecutive naturals, for example, 3420860782 + ... + 3420861015.

Almost surely, 2^800481450249 is an apocalyptic number.

It is an amenable number.

800481450249 is a deficient number, since it is larger than the sum of its proper divisors (444711916987).

800481450249 is a wasteful number, since it uses less digits than its factorization.

800481450249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6841721816 (or 6841721813 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The spelling of 800481450249 in words is "eight hundred billion, four hundred eighty-one million, four hundred fifty thousand, two hundred forty-nine".