450061678189 has 8 divisors (see below), whose sum is σ = 460144268928. Its totient is φ = 440000204640.

The previous prime is 450061678169. The next prime is 450061678207. The reversal of 450061678189 is 981876160054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 450061678189 - 2²⁵ = 450028123757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450061678139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5236192 + ... + 5321449.

It is an arithmetic number, because the mean of its divisors is an integer number (57518033616).

Almost surely, 2^450061678189 is an apocalyptic number.

It is an amenable number.

450061678189 is a deficient number, since it is larger than the sum of its proper divisors (10082590739).

450061678189 is a wasteful number, since it uses less digits than its factorization.

450061678189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10558595.

The product of its (nonzero) digits is 2903040, while the sum is 55.

The spelling of 450061678189 in words is "four hundred fifty billion, sixty-one million, six hundred seventy-eight thousand, one hundred eighty-nine".