16434170154709 has 2 divisors, whose sum is σ = 16434170154710. Its totient is φ = 16434170154708.

The previous prime is 16434170154697. The next prime is 16434170154739. The reversal of 16434170154709 is 90745107143461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15431462324100 + 1002707830609 = 3928290^2 + 1001353^2 .

It is a cyclic number.

It is not a de Polignac number, because 16434170154709 - 2³³ = 16425580220117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16434170154739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8217085077354 + 8217085077355.

It is an arithmetic number, because the mean of its divisors is an integer number (8217085077355).

Almost surely, 2^{16434170154709} is an apocalyptic number.

It is an amenable number.

16434170154709 is a deficient number, since it is larger than the sum of its proper divisors (1).

16434170154709 is an equidigital number, since it uses as much as digits as its factorization.

16434170154709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 52.

The spelling of 16434170154709 in words is "sixteen trillion, four hundred thirty-four billion, one hundred seventy million, one hundred fifty-four thousand, seven hundred nine".