805795776 has 252 divisors, whose sum is σ = 2549606280. Its totient is φ = 251942400.

The previous prime is 805795763. The next prime is 805795799. The reversal of 805795776 is 677597508.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7978126 + ... + 7978226.

Almost surely, 2^805795776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 805795776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1274803140).

805795776 is an abundant number, since it is smaller than the sum of its proper divisors (1743810504).

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

805795776 is an equidigital number, since it uses as much as digits as its factorization.

805795776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 3704400, while the sum is 54.

The square root of 805795776 is about 28386.5421634971. The cubic root of 805795776 is about 930.5541754314.

The spelling of 805795776 in words is "eight hundred five million, seven hundred ninety-five thousand, seven hundred seventy-six".