804289699684 has 27 divisors (see below), whose sum is σ = 1431153807993. Its totient is φ = 395498502000.

The previous prime is 804289699679. The next prime is 804289699723. The reversal of 804289699684 is 486996982408.

The square root of 804289699684 is 896822.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 26154005284 + 778135694400 = 161722^2 + 882120^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 109408609 + ... + 109415959.

Almost surely, 2^804289699684 is an apocalyptic number.

804289699684 is the 896822-nd square number.

It is an amenable number.

804289699684 is a deficient number, since it is larger than the sum of its proper divisors (626864108309).

804289699684 is an frugal number, since it uses more digits than its factorization.

804289699684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14828 (or 7414 counting only the distinct ones).

The product of its (nonzero) digits is 429981696, while the sum is 73.

The spelling of 804289699684 in words is "eight hundred four billion, two hundred eighty-nine million, six hundred ninety-nine thousand, six hundred eighty-four".