452728318847 has 4 divisors (see below), whose sum is σ = 517403792976. Its totient is φ = 388052844720.

The previous prime is 452728318841. The next prime is 452728318871. The reversal of 452728318847 is 748813827254.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 452728318847 - 2²² = 452724124543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452728318841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32337737054 + ... + 32337737067.

It is an arithmetic number, because the mean of its divisors is an integer number (129350948244).

Almost surely, 2^452728318847 is an apocalyptic number.

452728318847 is a deficient number, since it is larger than the sum of its proper divisors (64675474129).

452728318847 is an equidigital number, since it uses as much as digits as its factorization.

452728318847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64675474128.

The product of its digits is 24084480, while the sum is 59.

The spelling of 452728318847 in words is "four hundred fifty-two billion, seven hundred twenty-eight million, three hundred eighteen thousand, eight hundred forty-seven".