3806774533813 has 2 divisors, whose sum is σ = 3806774533814. Its totient is φ = 3806774533812.

The previous prime is 3806774533799. The next prime is 3806774533829. The reversal of 3806774533813 is 3183354776083.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3646640905924 + 160133627889 = 1909618^2 + 400167^2 .

It is a cyclic number.

It is not a de Polignac number, because 3806774533813 - 2⁹ = 3806774533301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3806774533873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1903387266906 + 1903387266907.

It is an arithmetic number, because the mean of its divisors is an integer number (1903387266907).

Almost surely, 2^{3806774533813} is an apocalyptic number.

It is an amenable number.

3806774533813 is a deficient number, since it is larger than the sum of its proper divisors (1).

3806774533813 is an equidigital number, since it uses as much as digits as its factorization.

3806774533813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30481920, while the sum is 58.

The spelling of 3806774533813 in words is "three trillion, eight hundred six billion, seven hundred seventy-four million, five hundred thirty-three thousand, eight hundred thirteen".