2725643520029 has 2 divisors, whose sum is σ = 2725643520030. Its totient is φ = 2725643520028.

The previous prime is 2725643519969. The next prime is 2725643520049. The reversal of 2725643520029 is 9200253465272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1652451117529 + 1073192402500 = 1285477^2 + 1035950^2 .

It is a cyclic number.

It is not a de Polignac number, because 2725643520029 - 2²⁸ = 2725375084573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2725643520049) 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, 1362821760014 + 1362821760015.

It is an arithmetic number, because the mean of its divisors is an integer number (1362821760015).

Almost surely, 2^{2725643520029} is an apocalyptic number.

It is an amenable number.

2725643520029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2725643520029 is an equidigital number, since it uses as much as digits as its factorization.

2725643520029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1814400, while the sum is 47.

The spelling of 2725643520029 in words is "two trillion, seven hundred twenty-five billion, six hundred forty-three million, five hundred twenty thousand, twenty-nine".