16305899123 has 8 divisors (see below), whose sum is σ = 17166206400. Its totient is φ = 15445802088.

The previous prime is 16305899117. The next prime is 16305899171. The reversal of 16305899123 is 32199850361.

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

It is not a de Polignac number, because 16305899123 - 2⁸ = 16305898867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16305899023) 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 in 7 ways as a sum of consecutive naturals, for example, 121448 + ... + 217626.

It is an arithmetic number, because the mean of its divisors is an integer number (2145775800).

Almost surely, 2^16305899123 is an apocalyptic number.

16305899123 is a deficient number, since it is larger than the sum of its proper divisors (860307277).

16305899123 is an equidigital number, since it uses as much as digits as its factorization.

16305899123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105121.

The product of its (nonzero) digits is 349920, while the sum is 47.

The spelling of 16305899123 in words is "sixteen billion, three hundred five million, eight hundred ninety-nine thousand, one hundred twenty-three".