2194264957229 has 2 divisors, whose sum is σ = 2194264957230. Its totient is φ = 2194264957228.

The previous prime is 2194264957189. The next prime is 2194264957343. The reversal of 2194264957229 is 9227594624912.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2156865265129 + 37399692100 = 1468627^2 + 193390^2 .

It is a cyclic number.

It is not a de Polignac number, because 2194264957229 - 2⁸ = 2194264956973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2194264957429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1097132478614 + 1097132478615.

It is an arithmetic number, because the mean of its divisors is an integer number (1097132478615).

Almost surely, 2^{2194264957229} is an apocalyptic number.

It is an amenable number.

2194264957229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2194264957229 is an equidigital number, since it uses as much as digits as its factorization.

2194264957229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 39191040, while the sum is 62.

The spelling of 2194264957229 in words is "two trillion, one hundred ninety-four billion, two hundred sixty-four million, nine hundred fifty-seven thousand, two hundred twenty-nine".