450491463 has 20 divisors (see below), whose sum is σ = 708377560. Its totient is φ = 284519952.

The previous prime is 450491407. The next prime is 450491513. The reversal of 450491463 is 364194054.

450491463 is a `hidden beast` number, since 4 + 504 + 9 + 146 + 3 = 666.

It is not a de Polignac number, because 450491463 - 2⁸ = 450491207 is a prime.

It is a super-3 number, since 3×450491463³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450492463) 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 19 ways as a sum of consecutive naturals, for example, 144820 + ... + 147897.

It is an arithmetic number, because the mean of its divisors is an integer number (35418878).

Almost surely, 2^450491463 is an apocalyptic number.

450491463 is a deficient number, since it is larger than the sum of its proper divisors (257886097).

450491463 is a wasteful number, since it uses less digits than its factorization.

450491463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292748 (or 292739 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 450491463 is about 21224.7841685139. The cubic root of 450491463 is about 766.5883032907.

The spelling of 450491463 in words is "four hundred fifty million, four hundred ninety-one thousand, four hundred sixty-three".