2820348816 has 40 divisors (see below), whose sum is σ = 7292268384. Its totient is φ = 939294720.

The previous prime is 2820348779. The next prime is 2820348821. The reversal of 2820348816 is 6188430282.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 31120 + ... + 81296.

Almost surely, 2^2820348816 is an apocalyptic number.

It is an amenable number.

2820348816 is an abundant number, since it is smaller than the sum of its proper divisors (4471919568).

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

2820348816 is a wasteful number, since it uses less digits than its factorization.

2820348816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51359 (or 51353 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 42.

The square root of 2820348816 is about 53106.9563804969. The cubic root of 2820348816 is about 1412.8658937351.

The spelling of 2820348816 in words is "two billion, eight hundred twenty million, three hundred forty-eight thousand, eight hundred sixteen".