2813406816 has 72 divisors (see below), whose sum is σ = 8117642232. Its totient is φ = 852544000.

The previous prime is 2813406809. The next prime is 2813406833. The reversal of 2813406816 is 6186043182.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109485 + ... + 132716.

It is an arithmetic number, because the mean of its divisors is an integer number (112745031).

Almost surely, 2^2813406816 is an apocalyptic number.

It is an amenable number.

2813406816 is an abundant number, since it is smaller than the sum of its proper divisors (5304235416).

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

2813406816 is a wasteful number, since it uses less digits than its factorization.

2813406816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242236 (or 242217 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 2813406816 is about 53041.5574431973. The cubic root of 2813406816 is about 1411.7057330693.

Adding to 2813406816 its reverse (6186043182), we get a palindrome (8999449998).

The spelling of 2813406816 in words is "two billion, eight hundred thirteen million, four hundred six thousand, eight hundred sixteen".