8782728763 has 2 divisors, whose sum is σ = 8782728764. Its totient is φ = 8782728762.

The previous prime is 8782728727. The next prime is 8782728767. The reversal of 8782728763 is 3678272878.

It is a happy number.

8782728763 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8782728763 - 2²⁵ = 8749174331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8782728698 and 8782728707.

It is not a weakly prime, because it can be changed into another prime (8782728767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4391364381 + 4391364382.

It is an arithmetic number, because the mean of its divisors is an integer number (4391364382).

Almost surely, 2^8782728763 is an apocalyptic number.

8782728763 is a deficient number, since it is larger than the sum of its proper divisors (1).

8782728763 is an equidigital number, since it uses as much as digits as its factorization.

8782728763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12644352, while the sum is 58.

The square root of 8782728763 is about 93716.2139813597. The cubic root of 8782728763 is about 2063.2086831043.

The spelling of 8782728763 in words is "eight billion, seven hundred eighty-two million, seven hundred twenty-eight thousand, seven hundred sixty-three".