16434085007 has 4 divisors (see below), whose sum is σ = 16454705736. Its totient is φ = 16413464280.

The previous prime is 16434084991. The next prime is 16434085009. The reversal of 16434085007 is 70058043461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16434085007 - 2⁴ = 16434084991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16434085009) 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 3 ways as a sum of consecutive naturals, for example, 10309169 + ... + 10310762.

It is an arithmetic number, because the mean of its divisors is an integer number (4113676434).

Almost surely, 2^16434085007 is an apocalyptic number.

16434085007 is a deficient number, since it is larger than the sum of its proper divisors (20620729).

16434085007 is an equidigital number, since it uses as much as digits as its factorization.

16434085007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20620728.

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 16434085007 in words is "sixteen billion, four hundred thirty-four million, eighty-five thousand, seven".