804718611009 has 24 divisors (see below), whose sum is σ = 1203939757800. Its totient is φ = 517339388160.

The previous prime is 804718610963. The next prime is 804718611017. The reversal of 804718611009 is 900116817408.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 55108971009 + 749609640000 = 234753^2 + 865800^2 .

It is not a de Polignac number, because 804718611009 - 2¹⁵ = 804718578241 is a prime.

It is a super-3 number, since 3×804718611009³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (804718611089) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1694422 + ... + 2116719.

It is an arithmetic number, because the mean of its divisors is an integer number (50164156575).

Almost surely, 2^804718611009 is an apocalyptic number.

It is an amenable number.

804718611009 is a deficient number, since it is larger than the sum of its proper divisors (399221146791).

804718611009 is a wasteful number, since it uses less digits than its factorization.

804718611009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3811985 (or 3811982 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 45.

The spelling of 804718611009 in words is "eight hundred four billion, seven hundred eighteen million, six hundred eleven thousand, nine".