2804378816 has 28 divisors (see below), whose sum is σ = 5694361992. Its totient is φ = 1369579008.

The previous prime is 2804378789. The next prime is 2804378833. The reversal of 2804378816 is 6188734082.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506765 + ... + 512268.

Almost surely, 2^2804378816 is an apocalyptic number.

It is an amenable number.

2804378816 is an abundant number, since it is smaller than the sum of its proper divisors (2889983176).

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

2804378816 is a wasteful number, since it uses less digits than its factorization.

2804378816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019088 (or 1019078 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 47.

The square root of 2804378816 is about 52956.3859794076. The cubic root of 2804378816 is about 1410.1940976531.

The spelling of 2804378816 in words is "two billion, eight hundred four million, three hundred seventy-eight thousand, eight hundred sixteen".