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16771084079 is a prime number
BaseRepresentation
bin11111001111010001…
…00110111100101111
31121021210202100022012
433213220212330233
5233321344142304
611412102311435
71132413601601
oct174750467457
947253670265
1016771084079
117126926772
12330072857b
1317737536b9
14b51531171
1568255a16e
hex3e7a26f2f

16771084079 has 2 divisors, whose sum is σ = 16771084080. Its totient is φ = 16771084078.

The previous prime is 16771084019. The next prime is 16771084081. The reversal of 16771084079 is 97048017761.

It is a strong prime.

It is an emirp because it is prime and its reverse (97048017761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16771084079 - 228 = 16502648623 is a prime.

It is a super-2 number, since 2×167710840792 (a number of 21 digits) contains 22 as substring.

Together with 16771084081, 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 (16771084019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8385542039 + 8385542040.

It is an arithmetic number, because the mean of its divisors is an integer number (8385542040).

Almost surely, 216771084079 is an apocalyptic number.

16771084079 is a deficient number, since it is larger than the sum of its proper divisors (1).

16771084079 is an equidigital number, since it uses as much as digits as its factorization.

16771084079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 592704, while the sum is 50.

The spelling of 16771084079 in words is "sixteen billion, seven hundred seventy-one million, eighty-four thousand, seventy-nine".