2708921824229 has 2 divisors, whose sum is σ = 2708921824230. Its totient is φ = 2708921824228.

The previous prime is 2708921824171. The next prime is 2708921824241. The reversal of 2708921824229 is 9224281298072.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2346481703329 + 362440120900 = 1531823^2 + 602030^2 .

It is a cyclic number.

It is not a de Polignac number, because 2708921824229 - 2⁸ = 2708921823973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2708921824129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1354460912114 + 1354460912115.

It is an arithmetic number, because the mean of its divisors is an integer number (1354460912115).

Almost surely, 2^{2708921824229} is an apocalyptic number.

It is an amenable number.

2708921824229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2708921824229 is an equidigital number, since it uses as much as digits as its factorization.

2708921824229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4644864, while the sum is 56.

The spelling of 2708921824229 in words is "two trillion, seven hundred eight billion, nine hundred twenty-one million, eight hundred twenty-four thousand, two hundred twenty-nine".