16716104261 has 2 divisors, whose sum is σ = 16716104262. Its totient is φ = 16716104260.

The previous prime is 16716104179. The next prime is 16716104263. The reversal of 16716104261 is 16240161761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10892888161 + 5823216100 = 104369^2 + 76310^2 .

It is a cyclic number.

It is not a de Polignac number, because 16716104261 - 2²⁶ = 16648995397 is a prime.

It is a super-2 number, since 2×16716104261² (a number of 21 digits) contains 22 as substring.

Together with 16716104263, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16716104263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8358052130 + 8358052131.

It is an arithmetic number, because the mean of its divisors is an integer number (8358052131).

Almost surely, 2^16716104261 is an apocalyptic number.

It is an amenable number.

16716104261 is a deficient number, since it is larger than the sum of its proper divisors (1).

16716104261 is an equidigital number, since it uses as much as digits as its factorization.

16716104261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 35.

The spelling of 16716104261 in words is "sixteen billion, seven hundred sixteen million, one hundred four thousand, two hundred sixty-one".