453543204509 has 8 divisors (see below), whose sum is σ = 462156993792. Its totient is φ = 444931503120.

The previous prime is 453543204473. The next prime is 453543204511. The reversal of 453543204509 is 905402345354.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-453543204509 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 453543204509.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453543204809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79877 + ... + 955754.

It is an arithmetic number, because the mean of its divisors is an integer number (57769624224).

Almost surely, 2^453543204509 is an apocalyptic number.

It is an amenable number.

453543204509 is a deficient number, since it is larger than the sum of its proper divisors (8613789283).

453543204509 is a wasteful number, since it uses less digits than its factorization.

453543204509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043947.

The product of its (nonzero) digits is 1296000, while the sum is 44.

The spelling of 453543204509 in words is "four hundred fifty-three billion, five hundred forty-three million, two hundred four thousand, five hundred nine".