12192355577 has 2 divisors, whose sum is σ = 12192355578. Its totient is φ = 12192355576.

The previous prime is 12192355547. The next prime is 12192355597. The reversal of 12192355577 is 77555329121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12192355561 + 16 = 110419^2 + 4^2 .

It is a cyclic number.

It is not a de Polignac number, because 12192355577 - 2²⁰ = 12191307001 is a prime.

It is not a weakly prime, because it can be changed into another prime (12192355547) 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, 6096177788 + 6096177789.

It is an arithmetic number, because the mean of its divisors is an integer number (6096177789).

Almost surely, 2^12192355577 is an apocalyptic number.

It is an amenable number.

12192355577 is a deficient number, since it is larger than the sum of its proper divisors (1).

12192355577 is an equidigital number, since it uses as much as digits as its factorization.

12192355577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 661500, while the sum is 47.

The spelling of 12192355577 in words is "twelve billion, one hundred ninety-two million, three hundred fifty-five thousand, five hundred seventy-seven".