804528005531 has 16 divisors (see below), whose sum is σ = 825270402528. Its totient is φ = 783879936000.

The previous prime is 804528005483. The next prime is 804528005537. The reversal of 804528005531 is 135500825408.

It is a cyclic number.

It is not a de Polignac number, because 804528005531 - 2²² = 804523811227 is a prime.

It is a super-2 number, since 2×804528005531² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (804528005537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38335061 + ... + 38356041.

It is an arithmetic number, because the mean of its divisors is an integer number (51579400158).

Almost surely, 2^804528005531 is an apocalyptic number.

804528005531 is a deficient number, since it is larger than the sum of its proper divisors (20742396997).

804528005531 is a wasteful number, since it uses less digits than its factorization.

804528005531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23182.

The product of its (nonzero) digits is 192000, while the sum is 41.

The spelling of 804528005531 in words is "eight hundred four billion, five hundred twenty-eight million, five thousand, five hundred thirty-one".