2820631016 has 32 divisors (see below), whose sum is σ = 6362328000. Its totient is φ = 1145218176.

The previous prime is 2820631003. The next prime is 2820631061. The reversal of 2820631016 is 6101360282.

2820631016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2820631016.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1324421 + ... + 1326548.

It is an arithmetic number, because the mean of its divisors is an integer number (198822750).

Almost surely, 2^2820631016 is an apocalyptic number.

It is an amenable number.

2820631016 is an abundant number, since it is smaller than the sum of its proper divisors (3541696984).

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

2820631016 is a wasteful number, since it uses less digits than its factorization.

2820631016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2651001 (or 2650997 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 2820631016 is about 53109.6132164413. The cubic root of 2820631016 is about 1412.9130152655.

Adding to 2820631016 its reverse (6101360282), we get a palindrome (8921991298).

The spelling of 2820631016 in words is "two billion, eight hundred twenty million, six hundred thirty-one thousand, sixteen".