16076509105 has 4 divisors (see below), whose sum is σ = 19291810932. Its totient is φ = 12861207280.

The previous prime is 16076509061. The next prime is 16076509109. The reversal of 16076509105 is 50190567061.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6495231649 + 9581277456 = 80593^2 + 97884^2 .

It is not a de Polignac number, because 16076509105 - 2⁹ = 16076508593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16076509109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1607650906 + ... + 1607650915.

It is an arithmetic number, because the mean of its divisors is an integer number (4822952733).

Almost surely, 2^16076509105 is an apocalyptic number.

It is an amenable number.

16076509105 is a deficient number, since it is larger than the sum of its proper divisors (3215301827).

16076509105 is an equidigital number, since it uses as much as digits as its factorization.

16076509105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3215301826.

The product of its (nonzero) digits is 56700, while the sum is 40.

The spelling of 16076509105 in words is "sixteen billion, seventy-six million, five hundred nine thousand, one hundred five".