16469378706173 has 2 divisors, whose sum is σ = 16469378706174. Its totient is φ = 16469378706172.

The previous prime is 16469378706163. The next prime is 16469378706197. The reversal of 16469378706173 is 37160787396461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12443023436089 + 4026355270084 = 3527467^2 + 2006578^2 .

It is an emirp because it is prime and its reverse (37160787396461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16469378706173 - 2¹⁴ = 16469378689789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16469378706163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8234689353086 + 8234689353087.

It is an arithmetic number, because the mean of its divisors is an integer number (8234689353087).

Almost surely, 2^{16469378706173} is an apocalyptic number.

It is an amenable number.

16469378706173 is a deficient number, since it is larger than the sum of its proper divisors (1).

16469378706173 is an equidigital number, since it uses as much as digits as its factorization.

16469378706173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192036096, while the sum is 68.

The spelling of 16469378706173 in words is "sixteen trillion, four hundred sixty-nine billion, three hundred seventy-eight million, seven hundred six thousand, one hundred seventy-three".