1796823565 has 16 divisors (see below), whose sum is σ = 2213685936. Its totient is φ = 1399283200.

The previous prime is 1796823473. The next prime is 1796823571. The reversal of 1796823565 is 5653286971.

It can be written as a sum of positive squares in 8 ways, for example, as 982634409 + 814189156 = 31347^2 + 28534^2 .

It is not a de Polignac number, because 1796823565 - 2¹¹ = 1796821517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84999 + ... + 104011.

It is an arithmetic number, because the mean of its divisors is an integer number (138355371).

Almost surely, 2^1796823565 is an apocalyptic number.

It is an amenable number.

1796823565 is a deficient number, since it is larger than the sum of its proper divisors (416862371).

1796823565 is a wasteful number, since it uses less digits than its factorization.

1796823565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19520.

The product of its digits is 2721600, while the sum is 52.

The square root of 1796823565 is about 42388.9556960301. The cubic root of 1796823565 is about 1215.7244326382.

The spelling of 1796823565 in words is "one billion, seven hundred ninety-six million, eight hundred twenty-three thousand, five hundred sixty-five".