2773306128 has 80 divisors (see below), whose sum is σ = 7409097216. Its totient is φ = 892968960.

The previous prime is 2773306117. The next prime is 2773306153. The reversal of 2773306128 is 8216033772.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1006000 + ... + 1008752.

Almost surely, 2^2773306128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2773306128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3704548608).

2773306128 is an abundant number, since it is smaller than the sum of its proper divisors (4635791088).

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

2773306128 is a wasteful number, since it uses less digits than its factorization.

2773306128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3472 (or 3466 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 2773306128 is about 52662.1887885416. The cubic root of 2773306128 is about 1404.9663966161.

The spelling of 2773306128 in words is "two billion, seven hundred seventy-three million, three hundred six thousand, one hundred twenty-eight".