450636503544161 has 32 divisors (see below), whose sum is σ = 509532249029760. Its totient is φ = 394932641932800.

The previous prime is 450636503544151. The next prime is 450636503544163. The reversal of 450636503544161 is 161445305636054.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450636503544161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (450636503544163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3939865205 + ... + 3939979581.

It is an arithmetic number, because the mean of its divisors is an integer number (15922882782180).

Almost surely, 2^{450636503544161} is an apocalyptic number.

It is an amenable number.

450636503544161 is a deficient number, since it is larger than the sum of its proper divisors (58895745485599).

450636503544161 is a wasteful number, since it uses less digits than its factorization.

450636503544161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203345.

The product of its (nonzero) digits is 15552000, while the sum is 53.

The spelling of 450636503544161 in words is "four hundred fifty trillion, six hundred thirty-six billion, five hundred three million, five hundred forty-four thousand, one hundred sixty-one".