16562072172106 has 8 divisors (see below), whose sum is σ = 24845449108644. Its totient is φ = 8280255802560.

The previous prime is 16562072172049. The next prime is 16562072172209. The reversal of 16562072172106 is 60127127026561.

It can be written as a sum of positive squares in 2 ways, for example, as 11138338882225 + 5423733289881 = 3337415^2 + 2328891^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390115215 + ... + 390157666.

Almost surely, 2^{16562072172106} is an apocalyptic number.

16562072172106 is a deficient number, since it is larger than the sum of its proper divisors (8283376936538).

16562072172106 is a wasteful number, since it uses less digits than its factorization.

16562072172106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780283496.

The product of its (nonzero) digits is 423360, while the sum is 46.

Adding to 16562072172106 its reverse (60127127026561), we get a palindrome (76689199198667).

The spelling of 16562072172106 in words is "sixteen trillion, five hundred sixty-two billion, seventy-two million, one hundred seventy-two thousand, one hundred six".