8785256066 has 4 divisors (see below), whose sum is σ = 13177884102. Its totient is φ = 4392628032.

The previous prime is 8785256063. The next prime is 8785256069. The reversal of 8785256066 is 6606525878.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (8785256063) and next prime (8785256069).

It can be written as a sum of positive squares in only one way, i.e., 4712136025 + 4073120041 = 68645^2 + 63821^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8785255999 and 8785256017.

It is not an unprimeable number, because it can be changed into a prime (8785256063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2196314015 + ... + 2196314018.

Almost surely, 2^8785256066 is an apocalyptic number.

8785256066 is a deficient number, since it is larger than the sum of its proper divisors (4392628036).

8785256066 is a wasteful number, since it uses less digits than its factorization.

8785256066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4392628035.

The product of its (nonzero) digits is 4838400, while the sum is 53.

The square root of 8785256066 is about 93729.6968201647. The cubic root of 8785256066 is about 2063.4065659248.

The spelling of 8785256066 in words is "eight billion, seven hundred eighty-five million, two hundred fifty-six thousand, sixty-six".