804655644676 has 27 divisors (see below), whose sum is σ = 1524842837343. Its totient is φ = 371368764000.

The previous prime is 804655644659. The next prime is 804655644739. The reversal of 804655644676 is 676446556408.

The square root of 804655644676 is 897026.

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

It can be written as a sum of positive squares in 4 ways, for example, as 79732816900 + 724922827776 = 282370^2 + 851424^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 23305426 + ... + 23339926.

Almost surely, 2^804655644676 is an apocalyptic number.

804655644676 is the 897026-th square number.

It is an amenable number.

804655644676 is a deficient number, since it is larger than the sum of its proper divisors (720187192667).

804655644676 is an frugal number, since it uses more digits than its factorization.

804655644676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69032 (or 34516 counting only the distinct ones).

The product of its (nonzero) digits is 116121600, while the sum is 61.

The spelling of 804655644676 in words is "eight hundred four billion, six hundred fifty-five million, six hundred forty-four thousand, six hundred seventy-six".