16066830025 has 27 divisors (see below), whose sum is σ = 20202565429. Its totient is φ = 12675500000.

The previous prime is 16066829993. The next prime is 16066830037. The reversal of 16066830025 is 52003866061.

The square root of 16066830025 is 126755.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 2966654089 + 13100175936 = 54467^2 + 114456^2 .

It is not a de Polignac number, because 16066830025 - 2⁵ = 16066829993 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 64011150 + ... + 64011400.

Almost surely, 2^16066830025 is an apocalyptic number.

16066830025 is the 126755-th square number.

16066830025 is the 63378-th centered octagonal number.

It is an amenable number.

16066830025 is a deficient number, since it is larger than the sum of its proper divisors (4135735404).

16066830025 is an frugal number, since it uses more digits than its factorization.

16066830025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714 (or 357 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 16066830025 in words is "sixteen billion, sixty-six million, eight hundred thirty thousand, twenty-five".