804768004340 has 12 divisors (see below), whose sum is σ = 1690012809156. Its totient is φ = 321907201728.

The previous prime is 804768004321. The next prime is 804768004361. The reversal of 804768004340 is 43400867408.

It can be written as a sum of positive squares in 2 ways, for example, as 580732395364 + 224035608976 = 762058^2 + 473324^2 .

It is a junction number, because it is equal to n+sod(n) for n = 804768004291 and 804768004300.

It is a congruent number.

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, 20119200089 + ... + 20119200128.

It is an arithmetic number, because the mean of its divisors is an integer number (140834400763).

Almost surely, 2^804768004340 is an apocalyptic number.

It is an amenable number.

804768004340 is an abundant number, since it is smaller than the sum of its proper divisors (885244804816).

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

804768004340 is a wasteful number, since it uses less digits than its factorization.

804768004340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40238400226 (or 40238400224 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 44.

The spelling of 804768004340 in words is "eight hundred four billion, seven hundred sixty-eight million, four thousand, three hundred forty".