2646863282 has 18 divisors (see below), whose sum is σ = 4619395197. Its totient is φ = 1134151704.

The previous prime is 2646863279. The next prime is 2646863291. The reversal of 2646863282 is 2823686462.

It can be written as a sum of positive squares in 2 ways, for example, as 2642062801 + 4800481 = 51401^2 + 2191^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=36379.

It is a Duffinian number.

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, 506708 + ... + 511904.

Almost surely, 2^2646863282 is an apocalyptic number.

2646863282 is a deficient number, since it is larger than the sum of its proper divisors (1972531915).

2646863282 is an frugal number, since it uses more digits than its factorization.

2646863282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10410 (or 5206 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 47.

The square root of 2646863282 is about 51447.6751855708. The cubic root of 2646863282 is about 1383.2812910148.

The spelling of 2646863282 in words is "two billion, six hundred forty-six million, eight hundred sixty-three thousand, two hundred eighty-two".