804223146528 has 96 divisors (see below), whose sum is σ = 2353657219200. Its totient is φ = 267159368448.

The previous prime is 804223146527. The next prime is 804223146533. The reversal of 804223146528 is 825641322408.

804223146528 is a `hidden beast` number, since 80 + 4 + 2 + 2 + 3 + 1 + 46 + 528 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×804223146528² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (804223146523) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1335268 + ... + 1841571.

It is an arithmetic number, because the mean of its divisors is an integer number (24517262700).

Almost surely, 2^804223146528 is an apocalyptic number.

It is an amenable number.

804223146528 is an abundant number, since it is smaller than the sum of its proper divisors (1549434072672).

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

804223146528 is a wasteful number, since it uses less digits than its factorization.

804223146528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3177151 (or 3177137 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 45.

The spelling of 804223146528 in words is "eight hundred four billion, two hundred twenty-three million, one hundred forty-six thousand, five hundred twenty-eight".