16452771212573 has 4 divisors (see below), whose sum is σ = 16452780537600. Its totient is φ = 16452761887548.

The previous prime is 16452771212519. The next prime is 16452771212599. The reversal of 16452771212573 is 37521217725461.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 16452771212573 - 2²² = 16452767018269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16452771218573) 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, 1117523 + ... + 5844176.

It is an arithmetic number, because the mean of its divisors is an integer number (4113195134400).

Almost surely, 2^{16452771212573} is an apocalyptic number.

It is an amenable number.

16452771212573 is a deficient number, since it is larger than the sum of its proper divisors (9325027).

16452771212573 is an equidigital number, since it uses as much as digits as its factorization.

16452771212573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9325026.

The product of its digits is 4939200, while the sum is 53.

The spelling of 16452771212573 in words is "sixteen trillion, four hundred fifty-two billion, seven hundred seventy-one million, two hundred twelve thousand, five hundred seventy-three".