16546447465773 has 4 divisors (see below), whose sum is σ = 22061929954368. Its totient is φ = 11030964977180.

The previous prime is 16546447465747. The next prime is 16546447465799. The reversal of 16546447465773 is 37756474464561.

It is a happy number.

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 an interprime number because it is at equal distance from previous prime (16546447465747) and next prime (16546447465799).

It is a cyclic number.

It is not a de Polignac number, because 16546447465773 - 2⁸ = 16546447465517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16546447465698 and 16546447465707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16546447465973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2757741244293 + ... + 2757741244298.

It is an arithmetic number, because the mean of its divisors is an integer number (5515482488592).

Almost surely, 2^{16546447465773} is an apocalyptic number.

It is an amenable number.

16546447465773 is a deficient number, since it is larger than the sum of its proper divisors (5515482488595).

16546447465773 is an equidigital number, since it uses as much as digits as its factorization.

16546447465773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5515482488594.

The product of its digits is 1422489600, while the sum is 69.

The spelling of 16546447465773 in words is "sixteen trillion, five hundred forty-six billion, four hundred forty-seven million, four hundred sixty-five thousand, seven hundred seventy-three".