16740253271 has 4 divisors (see below), whose sum is σ = 19131718032. Its totient is φ = 14348788512.

The previous prime is 16740253199. The next prime is 16740253273. The reversal of 16740253271 is 17235204761.

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 16740253271 - 2²⁶ = 16673144407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16740253273) 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, 1195732370 + ... + 1195732383.

It is an arithmetic number, because the mean of its divisors is an integer number (4782929508).

Almost surely, 2^16740253271 is an apocalyptic number.

16740253271 is a deficient number, since it is larger than the sum of its proper divisors (2391464761).

16740253271 is an equidigital number, since it uses as much as digits as its factorization.

16740253271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2391464760.

The product of its (nonzero) digits is 70560, while the sum is 38.

The spelling of 16740253271 in words is "sixteen billion, seven hundred forty million, two hundred fifty-three thousand, two hundred seventy-one".