786712748089 has 2 divisors, whose sum is σ = 786712748090. Its totient is φ = 786712748088.

The previous prime is 786712748083. The next prime is 786712748099. The reversal of 786712748089 is 980847217687.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 784450318864 + 2262429225 = 885692^2 + 47565^2 .

It is a cyclic number.

It is not a de Polignac number, because 786712748089 - 2²³ = 786704359481 is a prime.

It is not a weakly prime, because it can be changed into another prime (786712748083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 393356374044 + 393356374045.

It is an arithmetic number, because the mean of its divisors is an integer number (393356374045).

Almost surely, 2^786712748089 is an apocalyptic number.

It is an amenable number.

786712748089 is a deficient number, since it is larger than the sum of its proper divisors (1).

786712748089 is an equidigital number, since it uses as much as digits as its factorization.

786712748089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75866112, while the sum is 67.

The spelling of 786712748089 in words is "seven hundred eighty-six billion, seven hundred twelve million, seven hundred forty-eight thousand, eighty-nine".