3864446233181 has 2 divisors, whose sum is σ = 3864446233182. Its totient is φ = 3864446233180.

The previous prime is 3864446233049. The next prime is 3864446233199. The reversal of 3864446233181 is 1813326444683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2646182170681 + 1218264062500 = 1626709^2 + 1103750^2 .

It is a cyclic number.

It is not a de Polignac number, because 3864446233181 - 2¹⁸ = 3864445971037 is a prime.

It is a super-2 number, since 2×3864446233181² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3864446293181) 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, 1932223116590 + 1932223116591.

It is an arithmetic number, because the mean of its divisors is an integer number (1932223116591).

Almost surely, 2^{3864446233181} is an apocalyptic number.

It is an amenable number.

3864446233181 is a deficient number, since it is larger than the sum of its proper divisors (1).

3864446233181 is an equidigital number, since it uses as much as digits as its factorization.

3864446233181 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7962624, while the sum is 53.

The spelling of 3864446233181 in words is "three trillion, eight hundred sixty-four billion, four hundred forty-six million, two hundred thirty-three thousand, one hundred eighty-one".