452845836728 has 16 divisors (see below), whose sum is σ = 869795357760. Its totient is φ = 220900408000.

The previous prime is 452845836721. The next prime is 452845836731. The reversal of 452845836728 is 827638548254.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452845836721) 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 3 ways as a sum of consecutive naturals, for example, 690313448 + ... + 690314103.

It is an arithmetic number, because the mean of its divisors is an integer number (54362209860).

Almost surely, 2^452845836728 is an apocalyptic number.

It is an amenable number.

452845836728 is a deficient number, since it is larger than the sum of its proper divisors (416949521032).

452845836728 is a wasteful number, since it uses less digits than its factorization.

452845836728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380627598 (or 1380627594 counting only the distinct ones).

The product of its digits is 103219200, while the sum is 62.

The spelling of 452845836728 in words is "four hundred fifty-two billion, eight hundred forty-five million, eight hundred thirty-six thousand, seven hundred twenty-eight".