450328007165 has 4 divisors (see below), whose sum is σ = 540393608604. Its totient is φ = 360262405728.

The previous prime is 450328007149. The next prime is 450328007257. The reversal of 450328007165 is 561700823054.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 212766322756 + 237561684409 = 461266^2 + 487403^2 .

It is a cyclic number.

It is not a de Polignac number, because 450328007165 - 2⁴ = 450328007149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45032800712 + ... + 45032800721.

It is an arithmetic number, because the mean of its divisors is an integer number (135098402151).

Almost surely, 2^450328007165 is an apocalyptic number.

It is an amenable number.

450328007165 is a deficient number, since it is larger than the sum of its proper divisors (90065601439).

450328007165 is an equidigital number, since it uses as much as digits as its factorization.

450328007165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90065601438.

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 450328007165 in words is "four hundred fifty billion, three hundred twenty-eight million, seven thousand, one hundred sixty-five".