16825675445217 has 12 divisors (see below), whose sum is σ = 24636681550884. Its totient is φ = 11063457826560.

The previous prime is 16825675445207. The next prime is 16825675445221. The reversal of 16825675445217 is 71254457652861.

16825675445217 is a `hidden beast` number, since 1 + 6 + 8 + 2 + 5 + 67 + 5 + 44 + 521 + 7 = 666.

16825675445217 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 7423902899856 + 9401772545361 = 2724684^2 + 3066231^2 .

It is not a de Polignac number, because 16825675445217 - 2¹⁴ = 16825675428833 is a prime.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (16825675445207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12804927384 + ... + 12804928697.

It is an arithmetic number, because the mean of its divisors is an integer number (2053056795907).

Almost surely, 2^{16825675445217} is an apocalyptic number.

It is an amenable number.

16825675445217 is a deficient number, since it is larger than the sum of its proper divisors (7811006105667).

16825675445217 is a wasteful number, since it uses less digits than its factorization.

16825675445217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25609856160 (or 25609856157 counting only the distinct ones).

The product of its digits is 112896000, while the sum is 63.

The spelling of 16825675445217 in words is "sixteen trillion, eight hundred twenty-five billion, six hundred seventy-five million, four hundred forty-five thousand, two hundred seventeen".