16740452507271 has 4 divisors (see below), whose sum is σ = 22320603343032. Its totient is φ = 11160301671512.

The previous prime is 16740452507237. The next prime is 16740452507287. The reversal of 16740452507271 is 17270525404761.

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

It is a cyclic number.

It is not a de Polignac number, because 16740452507271 - 2⁷ = 16740452507143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16740452507221) 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, 2790075417876 + ... + 2790075417881.

It is an arithmetic number, because the mean of its divisors is an integer number (5580150835758).

Almost surely, 2^{16740452507271} is an apocalyptic number.

16740452507271 is a deficient number, since it is larger than the sum of its proper divisors (5580150835761).

16740452507271 is an equidigital number, since it uses as much as digits as its factorization.

16740452507271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5580150835760.

The product of its (nonzero) digits is 3292800, while the sum is 51.

The spelling of 16740452507271 in words is "sixteen trillion, seven hundred forty billion, four hundred fifty-two million, five hundred seven thousand, two hundred seventy-one".