12350177789 has 2 divisors, whose sum is σ = 12350177790. Its totient is φ = 12350177788.

The previous prime is 12350177767. The next prime is 12350177797. The reversal of 12350177789 is 98777105321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10897272100 + 1452905689 = 104390^2 + 38117^2 .

It is an emirp because it is prime and its reverse (98777105321) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12350177789 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 (12350177089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6175088894 + 6175088895.

It is an arithmetic number, because the mean of its divisors is an integer number (6175088895).

Almost surely, 2^12350177789 is an apocalyptic number.

It is an amenable number.

12350177789 is a deficient number, since it is larger than the sum of its proper divisors (1).

12350177789 is an equidigital number, since it uses as much as digits as its factorization.

12350177789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 740880, while the sum is 50.

The spelling of 12350177789 in words is "twelve billion, three hundred fifty million, one hundred seventy-seven thousand, seven hundred eighty-nine".