452728003126873 has 4 divisors (see below), whose sum is σ = 452730110533300. Its totient is φ = 452725895720448.

The previous prime is 452728003126853. The next prime is 452728003126901. The reversal of 452728003126873 is 378621300827254.

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 241296860915289 + 211431142211584 = 15533733^2 + 14540672^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-452728003126873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452728003126853) 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, 1053380940 + ... + 1053810637.

It is an arithmetic number, because the mean of its divisors is an integer number (113182527633325).

Almost surely, 2^{452728003126873} is an apocalyptic number.

It is an amenable number.

452728003126873 is a deficient number, since it is larger than the sum of its proper divisors (2107406427).

452728003126873 is a wasteful number, since it uses less digits than its factorization.

452728003126873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2107406426.

The product of its (nonzero) digits is 27095040, while the sum is 58.

The spelling of 452728003126873 in words is "four hundred fifty-two trillion, seven hundred twenty-eight billion, three million, one hundred twenty-six thousand, eight hundred seventy-three".