3251825881729 has 2 divisors, whose sum is σ = 3251825881730. Its totient is φ = 3251825881728.

The previous prime is 3251825881709. The next prime is 3251825881763. The reversal of 3251825881729 is 9271885281523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2515627561329 + 736198320400 = 1586073^2 + 858020^2 .

It is a cyclic number.

It is not a de Polignac number, because 3251825881729 - 2¹³ = 3251825873537 is a prime.

It is not a weakly prime, because it can be changed into another prime (3251825881709) 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, 1625912940864 + 1625912940865.

It is an arithmetic number, because the mean of its divisors is an integer number (1625912940865).

Almost surely, 2^{3251825881729} is an apocalyptic number.

It is an amenable number.

3251825881729 is a deficient number, since it is larger than the sum of its proper divisors (1).

3251825881729 is an equidigital number, since it uses as much as digits as its factorization.

3251825881729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19353600, while the sum is 61.

The spelling of 3251825881729 in words is "three trillion, two hundred fifty-one billion, eight hundred twenty-five million, eight hundred eighty-one thousand, seven hundred twenty-nine".