16354711609 has 8 divisors (see below), whose sum is σ = 16478549640. Its totient is φ = 16230938496.

The previous prime is 16354711601. The next prime is 16354711631. The reversal of 16354711609 is 90611745361.

16354711609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 138384 + 16354573225 = 372^2 + 127885^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16354711609 - 2³ = 16354711601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16354711601) 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 in 7 ways as a sum of consecutive naturals, for example, 568627 + ... + 596695.

It is an arithmetic number, because the mean of its divisors is an integer number (2059818705).

Almost surely, 2^16354711609 is an apocalyptic number.

It is an amenable number.

16354711609 is a deficient number, since it is larger than the sum of its proper divisors (123838031).

16354711609 is a wasteful number, since it uses less digits than its factorization.

16354711609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32459.

The product of its (nonzero) digits is 136080, while the sum is 43.

The spelling of 16354711609 in words is "sixteen billion, three hundred fifty-four million, seven hundred eleven thousand, six hundred nine".