827530307773 has 16 divisors (see below), whose sum is σ = 906243609600. Its totient is φ = 751048945920.

The previous prime is 827530307771. The next prime is 827530307801. The reversal of 827530307773 is 377703035728.

It is not a de Polignac number, because 827530307773 - 2¹ = 827530307771 is a prime.

It is a super-2 number, since 2×827530307773² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 827530307773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (827530307771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1440268 + ... + 1931173.

It is an arithmetic number, because the mean of its divisors is an integer number (56640225600).

Almost surely, 2^827530307773 is an apocalyptic number.

It is an amenable number.

827530307773 is a deficient number, since it is larger than the sum of its proper divisors (78713301827).

827530307773 is a wasteful number, since it uses less digits than its factorization.

827530307773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3371772.

The product of its (nonzero) digits is 5186160, while the sum is 52.

The spelling of 827530307773 in words is "eight hundred twenty-seven billion, five hundred thirty million, three hundred seven thousand, seven hundred seventy-three".