16351662533 has 2 divisors, whose sum is σ = 16351662534. Its totient is φ = 16351662532.

The previous prime is 16351662491. The next prime is 16351662539. The reversal of 16351662533 is 33526615361.

16351662533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16351504129 + 158404 = 127873^2 + 398^2 .

It is an emirp because it is prime and its reverse (33526615361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16351662533 - 2⁶ = 16351662469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16351662539) 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, 8175831266 + 8175831267.

It is an arithmetic number, because the mean of its divisors is an integer number (8175831267).

Almost surely, 2^16351662533 is an apocalyptic number.

It is an amenable number.

16351662533 is a deficient number, since it is larger than the sum of its proper divisors (1).

16351662533 is an equidigital number, since it uses as much as digits as its factorization.

16351662533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 291600, while the sum is 41.

The spelling of 16351662533 in words is "sixteen billion, three hundred fifty-one million, six hundred sixty-two thousand, five hundred thirty-three".