3539493148673 has 2 divisors, whose sum is σ = 3539493148674. Its totient is φ = 3539493148672.

The previous prime is 3539493148663. The next prime is 3539493148727. The reversal of 3539493148673 is 3768413949353.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2941334761024 + 598158387649 = 1715032^2 + 773407^2 .

It is a cyclic number.

It is not a de Polignac number, because 3539493148673 - 2⁴ = 3539493148657 is a prime.

It is not a weakly prime, because it can be changed into another prime (3539493148643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1769746574336 + 1769746574337.

It is an arithmetic number, because the mean of its divisors is an integer number (1769746574337).

Almost surely, 2^{3539493148673} is an apocalyptic number.

It is an amenable number.

3539493148673 is a deficient number, since it is larger than the sum of its proper divisors (1).

3539493148673 is an equidigital number, since it uses as much as digits as its factorization.

3539493148673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 176359680, while the sum is 65.

The spelling of 3539493148673 in words is "three trillion, five hundred thirty-nine billion, four hundred ninety-three million, one hundred forty-eight thousand, six hundred seventy-three".