86826283569 has 9 divisors (see below), whose sum is σ = 125417019819. Its totient is φ = 57883599720.

The previous prime is 86826283549. The next prime is 86826283603. The reversal of 86826283569 is 96538262868.

The square root of 86826283569 is 294663.

It is a perfect power (a square), and thus also a powerful number.

86826283569 is a `hidden beast` number, since 8 + 6 + 8 + 2 + 62 + 8 + 3 + 569 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6454033569 + 80372250000 = 80337^2 + 283500^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 86826283569 - 2⁹ = 86826283057 is a prime.

It is a super-2 number, since 2×86826283569² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86826283519) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 834879 + ... + 933099.

Almost surely, 2^86826283569 is an apocalyptic number.

86826283569 is the 294663-rd square number.

86826283569 is the 147332-nd centered octagonal number.

It is an amenable number.

86826283569 is a deficient number, since it is larger than the sum of its proper divisors (38590736250).

86826283569 is an frugal number, since it uses more digits than its factorization.

86826283569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196448 (or 98224 counting only the distinct ones).

The product of its digits is 59719680, while the sum is 63.

The spelling of 86826283569 in words is "eighty-six billion, eight hundred twenty-six million, two hundred eighty-three thousand, five hundred sixty-nine".