804774056464 has 225 divisors, whose sum is σ = 1911146228943. Its totient is φ = 328249551168.

The previous prime is 804774056447. The next prime is 804774056483. The reversal of 804774056464 is 464650477408.

The square root of 804774056464 is 897092.

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

It is a super-2 number, since 2×804774056464² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 4044090637 + ... + 4044090835.

Almost surely, 2^804774056464 is an apocalyptic number.

804774056464 is the 897092-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 804774056464

804774056464 is an abundant number, since it is smaller than the sum of its proper divisors (1106372172479).

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

804774056464 is an frugal number, since it uses more digits than its factorization.

804774056464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480 (or 231 counting only the distinct ones).

The product of its (nonzero) digits is 18063360, while the sum is 55.

The spelling of 804774056464 in words is "eight hundred four billion, seven hundred seventy-four million, fifty-six thousand, four hundred sixty-four".