450636413871 has 32 divisors (see below), whose sum is σ = 692069324800. Its totient is φ = 255489435360.

The previous prime is 450636413863. The next prime is 450636413893. The reversal of 450636413871 is 178314636054.

It is a happy number.

It is not a de Polignac number, because 450636413871 - 2³ = 450636413863 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 450636413871.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450636413861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4560216 + ... + 4657986.

It is an arithmetic number, because the mean of its divisors is an integer number (21627166400).

Almost surely, 2^450636413871 is an apocalyptic number.

450636413871 is a deficient number, since it is larger than the sum of its proper divisors (241432910929).

450636413871 is a wasteful number, since it uses less digits than its factorization.

450636413871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99499.

The product of its (nonzero) digits is 1451520, while the sum is 48.

The spelling of 450636413871 in words is "four hundred fifty billion, six hundred thirty-six million, four hundred thirteen thousand, eight hundred seventy-one".