16452761463173 has 4 divisors (see below), whose sum is σ = 18803155957920. Its totient is φ = 14102366968428.

The previous prime is 16452761463139. The next prime is 16452761463217. The reversal of 16452761463173 is 37136416725461.

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.

It is a cyclic number.

It is not a de Polignac number, because 16452761463173 - 2¹² = 16452761459077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16452761463113) 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, 1175197247363 + ... + 1175197247376.

It is an arithmetic number, because the mean of its divisors is an integer number (4700788989480).

Almost surely, 2^{16452761463173} is an apocalyptic number.

It is an amenable number.

16452761463173 is a deficient number, since it is larger than the sum of its proper divisors (2350394494747).

16452761463173 is an equidigital number, since it uses as much as digits as its factorization.

16452761463173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2350394494746.

The product of its digits is 15240960, while the sum is 56.

The spelling of 16452761463173 in words is "sixteen trillion, four hundred fifty-two billion, seven hundred sixty-one million, four hundred sixty-three thousand, one hundred seventy-three".