2816656326 has 96 divisors (see below), whose sum is σ = 6827977728. Its totient is φ = 831841920.

The previous prime is 2816656289. The next prime is 2816656357. The reversal of 2816656326 is 6236566182.

2816656326 is a `hidden beast` number, since 2 + 8 + 1 + 6 + 6 + 5 + 632 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2912295 + ... + 2913261.

It is an arithmetic number, because the mean of its divisors is an integer number (71124768).

Almost surely, 2^2816656326 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2816656326, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3413988864).

2816656326 is an abundant number, since it is smaller than the sum of its proper divisors (4011321402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2816656326 is a wasteful number, since it uses less digits than its factorization.

2816656326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346 (or 1343 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 2816656326 is about 53072.1803396092. The cubic root of 2816656326 is about 1412.2490348602.

The spelling of 2816656326 in words is "two billion, eight hundred sixteen million, six hundred fifty-six thousand, three hundred twenty-six".