16715322506 has 8 divisors (see below), whose sum is σ = 25078139460. Its totient is φ = 8355942688.

The previous prime is 16715322497. The next prime is 16715322553. The reversal of 16715322506 is 60522351761.

It is a happy number.

16715322506 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 2 ways, for example, as 16616499025 + 98823481 = 128905^2 + 9941^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 16715322506.

It is an unprimeable number.

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, 847091 + ... + 866598.

Almost surely, 2^16715322506 is an apocalyptic number.

16715322506 is a deficient number, since it is larger than the sum of its proper divisors (8362816954).

16715322506 is a wasteful number, since it uses less digits than its factorization.

16715322506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1718568.

The product of its (nonzero) digits is 75600, while the sum is 38.

The spelling of 16715322506 in words is "sixteen billion, seven hundred fifteen million, three hundred twenty-two thousand, five hundred six".