16280482568464 has 45 divisors (see below), whose sum is σ = 31617626241061. Its totient is φ = 8121140029760.

The previous prime is 16280482568437. The next prime is 16280482568479. The reversal of 16280482568464 is 46486528408261.

The square root of 16280482568464 is 4034908.

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

It can be written as a sum of positive squares in only one way, i.e., 1428646467600 + 14851836100864 = 1195260^2 + 3853808^2 .

It is a super-2 number, since 2×16280482568464² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16280482568396 and 16280482568405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8989774119 + ... + 8989775929.

Almost surely, 2^{16280482568464} is an apocalyptic number.

16280482568464 is the 4034908-th square number.

It is an amenable number.

16280482568464 is a deficient number, since it is larger than the sum of its proper divisors (15337143672597).

16280482568464 is an frugal number, since it uses more digits than its factorization.

16280482568464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4744 (or 2370 counting only the distinct ones).

The product of its (nonzero) digits is 141557760, while the sum is 64.

The spelling of 16280482568464 in words is "sixteen trillion, two hundred eighty billion, four hundred eighty-two million, five hundred sixty-eight thousand, four hundred sixty-four".