1182366648889 has 2 divisors, whose sum is σ = 1182366648890. Its totient is φ = 1182366648888.

The previous prime is 1182366648833. The next prime is 1182366648893. The reversal of 1182366648889 is 9888466632811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1160342604864 + 22024044025 = 1077192^2 + 148405^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1182366648889 is a prime.

It is not a weakly prime, because it can be changed into another prime (1182366648829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 591183324444 + 591183324445.

It is an arithmetic number, because the mean of its divisors is an integer number (591183324445).

Almost surely, 2^{1182366648889} is an apocalyptic number.

It is an amenable number.

1182366648889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1182366648889 is an equidigital number, since it uses as much as digits as its factorization.

1182366648889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 191102976, while the sum is 70.

The spelling of 1182366648889 in words is "one trillion, one hundred eighty-two billion, three hundred sixty-six million, six hundred forty-eight thousand, eight hundred eighty-nine".