16512625041273 has 6 divisors (see below), whose sum is σ = 23851569504074. Its totient is φ = 11008416694176.

The previous prime is 16512625041271. The next prime is 16512625041349. The reversal of 16512625041273 is 37214052621561.

16512625041273 is a `hidden beast` number, since 1 + 6 + 5 + 1 + 2 + 62 + 504 + 12 + 73 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10360106938944 + 6152518102329 = 3218712^2 + 2480427^2 .

It is not a de Polignac number, because 16512625041273 - 2¹ = 16512625041271 is a prime.

It is a super-3 number, since 3×16512625041273³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16512625041271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 917368057840 + ... + 917368057857.

Almost surely, 2^{16512625041273} is an apocalyptic number.

It is an amenable number.

16512625041273 is a deficient number, since it is larger than the sum of its proper divisors (7338944462801).

16512625041273 is a wasteful number, since it uses less digits than its factorization.

16512625041273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834736115703 (or 1834736115700 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 16512625041273 in words is "sixteen trillion, five hundred twelve billion, six hundred twenty-five million, forty-one thousand, two hundred seventy-three".