452164609728 has 84 divisors (see below), whose sum is σ = 1395744252448. Its totient is φ = 139127569920.

The previous prime is 452164609727. The next prime is 452164609751. The reversal of 452164609728 is 827906461254.

452164609728 is a `hidden beast` number, since 4 + 5 + 2 + 1 + 6 + 4 + 609 + 7 + 28 = 666.

It is not an unprimeable number, because it can be changed into a prime (452164609727) 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 11 ways as a sum of consecutive naturals, for example, 30185128 + ... + 30200103.

Almost surely, 2^452164609728 is an apocalyptic number.

452164609728 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

452164609728 is an abundant number, since it is smaller than the sum of its proper divisors (943579642720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

452164609728 is a wasteful number, since it uses less digits than its factorization.

452164609728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60385262 (or 60385249 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 452164609728 in words is "four hundred fifty-two billion, one hundred sixty-four million, six hundred nine thousand, seven hundred twenty-eight".