2578323802 has 16 divisors (see below), whose sum is σ = 4096032192. Its totient is φ = 1213018560.

The previous prime is 2578323773. The next prime is 2578323829. The reversal of 2578323802 is 2083238752.

2578323802 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 177673 + ... + 191635.

It is an arithmetic number, because the mean of its divisors is an integer number (256002012).

Almost surely, 2^2578323802 is an apocalyptic number.

2578323802 is a deficient number, since it is larger than the sum of its proper divisors (1517708390).

2578323802 is a wasteful number, since it uses less digits than its factorization.

2578323802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19413.

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 2578323802 is about 50777.1976580039. The cubic root of 2578323802 is about 1371.2368821481.

The spelling of 2578323802 in words is "two billion, five hundred seventy-eight million, three hundred twenty-three thousand, eight hundred two".