96807778202909 has 2 divisors, whose sum is σ = 96807778202910. Its totient is φ = 96807778202908.

The previous prime is 96807778202879. The next prime is 96807778202939. The reversal of 96807778202909 is 90920287770869.

It is a balanced prime because it is at equal distance from previous prime (96807778202879) and next prime (96807778202939).

It can be written as a sum of positive squares in only one way, i.e., 80560856824900 + 16246921378009 = 8975570^2 + 4030747^2 .

It is an emirp because it is prime and its reverse (90920287770869) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 96807778202909 - 2¹⁶ = 96807778137373 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (96807778202939) 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, 48403889101454 + 48403889101455.

It is an arithmetic number, because the mean of its divisors is an integer number (48403889101455).

Almost surely, 2^{96807778202909} is an apocalyptic number.

It is an amenable number.

96807778202909 is a deficient number, since it is larger than the sum of its proper divisors (1).

96807778202909 is an equidigital number, since it uses as much as digits as its factorization.

96807778202909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384072192, while the sum is 74.

The spelling of 96807778202909 in words is "ninety-six trillion, eight hundred seven billion, seven hundred seventy-eight million, two hundred two thousand, nine hundred nine".