16326518011 has 2 divisors, whose sum is σ = 16326518012. Its totient is φ = 16326518010.

The previous prime is 16326518009. The next prime is 16326518041. The reversal of 16326518011 is 11081562361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16326518011 - 2¹ = 16326518009 is a prime.

It is a super-2 number, since 2×16326518011² (a number of 21 digits) contains 22 as substring.

Together with 16326518009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (16326518041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8163259005 + 8163259006.

It is an arithmetic number, because the mean of its divisors is an integer number (8163259006).

Almost surely, 2^16326518011 is an apocalyptic number.

16326518011 is a deficient number, since it is larger than the sum of its proper divisors (1).

16326518011 is an equidigital number, since it uses as much as digits as its factorization.

16326518011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 34.

The spelling of 16326518011 in words is "sixteen billion, three hundred twenty-six million, five hundred eighteen thousand, eleven".