449305041861 has 24 divisors (see below), whose sum is σ = 698964156800. Its totient is φ = 276477528096.

The previous prime is 449305041859. The next prime is 449305041863. The reversal of 449305041861 is 168140503944.

449305041861 is a `hidden beast` number, since 4 + 49 + 30 + 504 + 18 + 61 = 666.

It is an interprime number because it is at equal distance from previous prime (449305041859) and next prime (449305041863).

It is not a de Polignac number, because 449305041861 - 2¹ = 449305041859 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449305041863) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1822440 + ... + 2054238.

Almost surely, 2^449305041861 is an apocalyptic number.

It is an amenable number.

449305041861 is a deficient number, since it is larger than the sum of its proper divisors (249659114939).

449305041861 is a wasteful number, since it uses less digits than its factorization.

449305041861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248385 (or 248382 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 449305041861 in words is "four hundred forty-nine billion, three hundred five million, forty-one thousand, eight hundred sixty-one".