16012070409 has 4 divisors (see below), whose sum is σ = 21349427216. Its totient is φ = 10674713604.

The previous prime is 16012070401. The next prime is 16012070441. The reversal of 16012070409 is 90407021061.

It is a happy number.

16012070409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16012070409 - 2³ = 16012070401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16012070401) 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 3 ways as a sum of consecutive naturals, for example, 2668678399 + ... + 2668678404.

It is an arithmetic number, because the mean of its divisors is an integer number (5337356804).

Almost surely, 2^16012070409 is an apocalyptic number.

It is an amenable number.

16012070409 is a deficient number, since it is larger than the sum of its proper divisors (5337356807).

16012070409 is an equidigital number, since it uses as much as digits as its factorization.

16012070409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5337356806.

The product of its (nonzero) digits is 3024, while the sum is 30.

The spelling of 16012070409 in words is "sixteen billion, twelve million, seventy thousand, four hundred nine".