3206450049557 has 2 divisors, whose sum is σ = 3206450049558. Its totient is φ = 3206450049556.

The previous prime is 3206450049547. The next prime is 3206450049563. The reversal of 3206450049557 is 7559400546023.

3206450049557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3193133120356 + 13316929201 = 1786934^2 + 115399^2 .

It is a cyclic number.

It is not a de Polignac number, because 3206450049557 - 2⁴ = 3206450049541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3206450049547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1603225024778 + 1603225024779.

It is an arithmetic number, because the mean of its divisors is an integer number (1603225024779).

Almost surely, 2^{3206450049557} is an apocalyptic number.

It is an amenable number.

3206450049557 is a deficient number, since it is larger than the sum of its proper divisors (1).

3206450049557 is an equidigital number, since it uses as much as digits as its factorization.

3206450049557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536000, while the sum is 50.

The spelling of 3206450049557 in words is "three trillion, two hundred six billion, four hundred fifty million, forty-nine thousand, five hundred fifty-seven".