2194793277641 has 2 divisors, whose sum is σ = 2194793277642. Its totient is φ = 2194793277640.

The previous prime is 2194793277629. The next prime is 2194793277653. The reversal of 2194793277641 is 1467723974912.

It is a balanced prime because it is at equal distance from previous prime (2194793277629) and next prime (2194793277653).

It can be written as a sum of positive squares in only one way, i.e., 2164370592400 + 30422685241 = 1471180^2 + 174421^2 .

It is a cyclic number.

It is not a de Polignac number, because 2194793277641 - 2³⁸ = 1919915370697 is a prime.

It is not a weakly prime, because it can be changed into another prime (2194793273641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1097396638820 + 1097396638821.

It is an arithmetic number, because the mean of its divisors is an integer number (1097396638821).

Almost surely, 2^{2194793277641} is an apocalyptic number.

It is an amenable number.

2194793277641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2194793277641 is an equidigital number, since it uses as much as digits as its factorization.

2194793277641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32006016, while the sum is 62.

The spelling of 2194793277641 in words is "two trillion, one hundred ninety-four billion, seven hundred ninety-three million, two hundred seventy-seven thousand, six hundred forty-one".