16245201046169 has 2 divisors, whose sum is σ = 16245201046170. Its totient is φ = 16245201046168.

The previous prime is 16245201046117. The next prime is 16245201046171. The reversal of 16245201046169 is 96164010254261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16034899009600 + 210302036569 = 4004360^2 + 458587^2 .

It is a cyclic number.

It is not a de Polignac number, because 16245201046169 - 2⁴⁰ = 15145689418393 is a prime.

It is a super-2 number, since 2×16245201046169² (a number of 27 digits) contains 22 as substring.

Together with 16245201046171, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16245201046069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8122600523084 + 8122600523085.

It is an arithmetic number, because the mean of its divisors is an integer number (8122600523085).

Almost surely, 2^{16245201046169} is an apocalyptic number.

It is an amenable number.

16245201046169 is a deficient number, since it is larger than the sum of its proper divisors (1).

16245201046169 is an equidigital number, since it uses as much as digits as its factorization.

16245201046169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 16245201046169 in words is "sixteen trillion, two hundred forty-five billion, two hundred one million, forty-six thousand, one hundred sixty-nine".