16544914271 has 2 divisors, whose sum is σ = 16544914272. Its totient is φ = 16544914270.

The previous prime is 16544914261. The next prime is 16544914313. The reversal of 16544914271 is 17241944561.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16544914271 - 2²² = 16540719967 is a prime.

It is a super-2 number, since 2×16544914271² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16544914261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8272457135 + 8272457136.

It is an arithmetic number, because the mean of its divisors is an integer number (8272457136).

Almost surely, 2^16544914271 is an apocalyptic number.

16544914271 is a deficient number, since it is larger than the sum of its proper divisors (1).

16544914271 is an equidigital number, since it uses as much as digits as its factorization.

16544914271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 44.

The spelling of 16544914271 in words is "sixteen billion, five hundred forty-four million, nine hundred fourteen thousand, two hundred seventy-one".