16773045745271 has 4 divisors (see below), whose sum is σ = 17226371305992. Its totient is φ = 16319720184552.

The previous prime is 16773045745241. The next prime is 16773045745279. The reversal of 16773045745271 is 17254754037761.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16773045745271 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 16773045745271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16773045745279) 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, 226662780305 + ... + 226662780378.

It is an arithmetic number, because the mean of its divisors is an integer number (4306592826498).

Almost surely, 2^{16773045745271} is an apocalyptic number.

16773045745271 is a deficient number, since it is larger than the sum of its proper divisors (453325560721).

16773045745271 is an equidigital number, since it uses as much as digits as its factorization.

16773045745271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453325560720.

The product of its (nonzero) digits is 34574400, while the sum is 59.

The spelling of 16773045745271 in words is "sixteen trillion, seven hundred seventy-three billion, forty-five million, seven hundred forty-five thousand, two hundred seventy-one".