786825937049 has 2 divisors, whose sum is σ = 786825937050. Its totient is φ = 786825937048.

The previous prime is 786825937043. The next prime is 786825937057. The reversal of 786825937049 is 940739528687.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 782596776025 + 4229161024 = 884645^2 + 65032^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-786825937049 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 786825937049.

It is not a weakly prime, because it can be changed into another prime (786825937043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 393412968524 + 393412968525.

It is an arithmetic number, because the mean of its divisors is an integer number (393412968525).

Almost surely, 2^786825937049 is an apocalyptic number.

It is an amenable number.

786825937049 is a deficient number, since it is larger than the sum of its proper divisors (1).

786825937049 is an equidigital number, since it uses as much as digits as its factorization.

786825937049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 182891520, while the sum is 68.

The spelling of 786825937049 in words is "seven hundred eighty-six billion, eight hundred twenty-five million, nine hundred thirty-seven thousand, forty-nine".