16556054659 has 2 divisors, whose sum is σ = 16556054660. Its totient is φ = 16556054658.

The previous prime is 16556054657. The next prime is 16556054693. The reversal of 16556054659 is 95645065561.

16556054659 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16556054659 - 2¹ = 16556054657 is a prime.

Together with 16556054657, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (16556054657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8278027329 + 8278027330.

It is an arithmetic number, because the mean of its divisors is an integer number (8278027330).

Almost surely, 2^16556054659 is an apocalyptic number.

16556054659 is a deficient number, since it is larger than the sum of its proper divisors (1).

16556054659 is an equidigital number, since it uses as much as digits as its factorization.

16556054659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860000, while the sum is 52.

The spelling of 16556054659 in words is "sixteen billion, five hundred fifty-six million, fifty-four thousand, six hundred fifty-nine".